2056696475904 has 288 divisors, whose sum is σ = 6954550077440. Its totient is φ = 587316676608.

The previous prime is 2056696475891. The next prime is 2056696475927. The reversal of 2056696475904 is 4095746966502.

2056696475904 is a `hidden beast` number, since 2 + 0 + 566 + 9 + 64 + 7 + 5 + 9 + 0 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (63).

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, 100773669 + ... + 100794075.

Almost surely, 2^{2056696475904} is an apocalyptic number.

2056696475904 is a gapful number since it is divisible by the number (24) 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 2056696475904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3477275038720).

2056696475904 is an abundant number, since it is smaller than the sum of its proper divisors (4897853601536).

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

2056696475904 is a wasteful number, since it uses less digits than its factorization.

2056696475904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22522 (or 22502 counting only the distinct ones).

The product of its (nonzero) digits is 97977600, while the sum is 63.

The spelling of 2056696475904 in words is "two trillion, fifty-six billion, six hundred ninety-six million, four hundred seventy-five thousand, nine hundred four".