2600256644450 has 48 divisors (see below), whose sum is σ = 4863449865120. Its totient is φ = 1034317797120.

The previous prime is 2600256644449. The next prime is 2600256644477. The reversal of 2600256644450 is 544466520062.

It is a super-2 number, since 2×2600256644450² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6450941 + ... + 6842159.

It is an arithmetic number, because the mean of its divisors is an integer number (101321872190).

Almost surely, 2^{2600256644450} is an apocalyptic number.

2600256644450 is a deficient number, since it is larger than the sum of its proper divisors (2263193220670).

2600256644450 is a wasteful number, since it uses less digits than its factorization.

2600256644450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391971 (or 391966 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 44.

The spelling of 2600256644450 in words is "two trillion, six hundred billion, two hundred fifty-six million, six hundred forty-four thousand, four hundred fifty".