2566057059996 has 24 divisors (see below), whose sum is σ = 5987587008144. Its totient is φ = 855335134080.

The previous prime is 2566057059971. The next prime is 2566057060009. The reversal of 2566057059996 is 6999507506652.

It is a self number, because there is not a number n which added to its sum of digits gives 2566057059996.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1524145 + ... + 2730408.

It is an arithmetic number, because the mean of its divisors is an integer number (249482792006).

Almost surely, 2^{2566057059996} is an apocalyptic number.

It is an amenable number.

2566057059996 is an abundant number, since it is smaller than the sum of its proper divisors (3421529948148).

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

2566057059996 is a wasteful number, since it uses less digits than its factorization.

2566057059996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4304821 (or 4304819 counting only the distinct ones).

The product of its (nonzero) digits is 275562000, while the sum is 69.

The spelling of 2566057059996 in words is "two trillion, five hundred sixty-six billion, fifty-seven million, fifty-nine thousand, nine hundred ninety-six".