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868808882132 = 2231431679671009
BaseRepresentation
bin11001010010010010000…
…10110111011111010100
310002001112210012010022122
430221021002313133110
5103213310033212012
61503043021315112
7116524615435562
oct14511102673724
93061483163278
10868808882132
11305506a67334
1212046a405a98
1363c0b6bc649
143009cac0a32
15178ee06de72
hexca490b77d4

868808882132 has 96 divisors (see below), whose sum is σ = 1618850365440. Its totient is φ = 407329896960.

The previous prime is 868808882077. The next prime is 868808882141. The reversal of 868808882132 is 231288808868.

868808882132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 861058844 + ... + 861059852.

It is an arithmetic number, because the mean of its divisors is an integer number (16863024640).

Almost surely, 2868808882132 is an apocalyptic number.

It is an amenable number.

868808882132 is a deficient number, since it is larger than the sum of its proper divisors (750041483308).

868808882132 is a wasteful number, since it uses less digits than its factorization.

868808882132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2221 (or 2219 counting only the distinct ones).

The product of its (nonzero) digits is 18874368, while the sum is 62.

The spelling of 868808882132 in words is "eight hundred sixty-eight billion, eight hundred eight million, eight hundred eighty-two thousand, one hundred thirty-two".

Divisors: 1 2 4 31 43 62 86 124 167 172 334 668 967 1009 1333 1934 2018 2666 3868 4036 5177 5332 7181 10354 14362 20708 28724 29977 31279 41581 43387 59954 62558 83162 86774 119908 125116 161489 166324 168503 173548 222611 322978 337006 445222 645956 674012 890444 975703 1289011 1344997 1951406 2578022 2689994 3902812 5006159 5156044 5223593 5379988 6944027 7245629 10012318 10447186 13888054 14491258 20024636 20894372 27776108 28982516 30246793 41955229 60493586 83910458 120987172 162942401 167820916 215264837 224614499 325884802 430529674 449228998 651769604 861059348 898457996 1300612099 2601224198 5051214431 5202448396 7006523243 10102428862 14013046486 20204857724 28026092972 217202220533 434404441066 868808882132