2856587722064 has 20 divisors (see below), whose sum is σ = 5534752434720. Its totient is φ = 1428264513120.

The previous prime is 2856587722057. The next prime is 2856587722073. The reversal of 2856587722064 is 4602277856582.

It is a happy number.

2856587722064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2856587721988 and 2856587722006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1020284 + ... + 2598875.

It is an arithmetic number, because the mean of its divisors is an integer number (276737621736).

Almost surely, 2^{2856587722064} is an apocalyptic number.

It is an amenable number.

2856587722064 is a deficient number, since it is larger than the sum of its proper divisors (2678164712656).

2856587722064 is a wasteful number, since it uses less digits than its factorization.

2856587722064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3668498 (or 3668492 counting only the distinct ones).

The product of its (nonzero) digits is 90316800, while the sum is 62.

The spelling of 2856587722064 in words is "two trillion, eight hundred fifty-six billion, five hundred eighty-seven million, seven hundred twenty-two thousand, sixty-four".