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88620942160 = 2451937957163
BaseRepresentation
bin101001010001000111…
…0000100001101010000
322110202010221022102001
41102202032010031100
52422443430122120
6104413434203344
76255052402522
oct1224216041520
9273663838361
1088620942160
1134647236573
1215212b83554
1384841c6a1a
144409abba12
15248a271e0a
hex14a2384350

88620942160 has 40 divisors (see below), whose sum is σ = 206057927520. Its totient is φ = 35445927552.

The previous prime is 88620942107. The next prime is 88620942169. The reversal of 88620942160 is 6124902688.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 88620942160.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88620942169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1521739 + ... + 1578901.

It is an arithmetic number, because the mean of its divisors is an integer number (5151448188).

Almost surely, 288620942160 is an apocalyptic number.

88620942160 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

88620942160 is an abundant number, since it is smaller than the sum of its proper divisors (117436985360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

88620942160 is a wasteful number, since it uses less digits than its factorization.

88620942160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76555 (or 76549 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 46.

The spelling of 88620942160 in words is "eighty-eight billion, six hundred twenty million, nine hundred forty-two thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 80 19379 38758 57163 77516 96895 114326 155032 193790 228652 285815 310064 387580 457304 571630 775160 914608 1143260 1550320 2286520 4573040 1107761777 2215523554 4431047108 5538808885 8862094216 11077617770 17724188432 22155235540 44310471080 88620942160