2912643904320 has 140 divisors (see below), whose sum is σ = 10360786869444. Its totient is φ = 776705034240.

The previous prime is 2912643904301. The next prime is 2912643904363. The reversal of 2912643904320 is 234093462192.

2912643904320 is a `hidden beast` number, since 2 + 9 + 126 + 4 + 3 + 90 + 432 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1743287152896 + 1169356751424 = 1320336^2 + 1081368^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 56159341 + ... + 56211180.

Almost surely, 2^{2912643904320} is an apocalyptic number.

2912643904320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2912643904320 is an abundant number, since it is smaller than the sum of its proper divisors (7448142965124).

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

2912643904320 is a wasteful number, since it uses less digits than its factorization.

2912643904320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112370550 (or 112370531 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The spelling of 2912643904320 in words is "two trillion, nine hundred twelve billion, six hundred forty-three million, nine hundred four thousand, three hundred twenty".