2051056694568 has 32 divisors (see below), whose sum is σ = 5860161984960. Its totient is φ = 586016198400.

The previous prime is 2051056694563. The next prime is 2051056694591. The reversal of 2051056694568 is 8654966501502.

It is not an unprimeable number, because it can be changed into a prime (2051056694563) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6104335233 + ... + 6104335568.

It is an arithmetic number, because the mean of its divisors is an integer number (183130062030).

Almost surely, 2^{2051056694568} is an apocalyptic number.

2051056694568 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2051056694568 is an abundant number, since it is smaller than the sum of its proper divisors (3809105290392).

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

2051056694568 is a wasteful number, since it uses less digits than its factorization.

2051056694568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12208670817 (or 12208670813 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 57.

The spelling of 2051056694568 in words is "two trillion, fifty-one billion, fifty-six million, six hundred ninety-four thousand, five hundred sixty-eight".