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12710994660 = 2235571341701
BaseRepresentation
bin10111101011010001…
…00110001011100100
31012210211222102200000
423311220212023210
5202013003312120
65501144421300
7626663446320
oct136550461344
935724872600
1012710994660
115433030471
122568a77830
131277553420
14888218980
154e5db5990
hex2f5a262e4

12710994660 has 576 divisors, whose sum is σ = 50484155904. Its totient is φ = 2612736000.

The previous prime is 12710994631. The next prime is 12710994749. The reversal of 12710994660 is 6649901721.

12710994660 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 (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 18132310 + ... + 18133010.

It is an arithmetic number, because the mean of its divisors is an integer number (87646104).

Almost surely, 212710994660 is an apocalyptic number.

12710994660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12710994660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25242077952).

12710994660 is an abundant number, since it is smaller than the sum of its proper divisors (37773161244).

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

12710994660 is a wasteful number, since it uses less digits than its factorization.

12710994660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786 (or 772 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The spelling of 12710994660 in words is "twelve billion, seven hundred ten million, nine hundred ninety-four thousand, six hundred sixty".