2056596918984 has 48 divisors (see below), whose sum is σ = 5897594109420. Its totient is φ = 645206876160.

The previous prime is 2056596918979. The next prime is 2056596919049. The reversal of 2056596918984 is 4898196956502.

2056596918984 is a `hidden beast` number, since 20 + 5 + 6 + 596 + 9 + 1 + 8 + 9 + 8 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1834263922500 + 222332996484 = 1354350^2 + 471522^2 .

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 840111897 + ... + 840114344.

Almost surely, 2^{2056596918984} is an apocalyptic number.

2056596918984 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2056596918984 is an abundant number, since it is smaller than the sum of its proper divisors (3840997190436).

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

2056596918984 is a wasteful number, since it uses less digits than its factorization.

2056596918984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1680226270 (or 1680226263 counting only the distinct ones).

The product of its (nonzero) digits is 335923200, while the sum is 72.

Adding to 2056596918984 its sum of digits (72), we get a square (2056596919056 = 1434084²).

It can be divided in two parts, 2056596 and 918984, that added together give a triangular number (2975580 = T₂₄₃₉).

The spelling of 2056596918984 in words is "two trillion, fifty-six billion, five hundred ninety-six million, nine hundred eighteen thousand, nine hundred eighty-four".