2560404440252 has 48 divisors (see below), whose sum is σ = 4619329344000. Its totient is φ = 1241227513344.

The previous prime is 2560404440219. The next prime is 2560404440329. The reversal of 2560404440252 is 2520444040652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17246363 + ... + 17394189.

It is an arithmetic number, because the mean of its divisors is an integer number (96236028000).

Almost surely, 2^{2560404440252} is an apocalyptic number.

It is an amenable number.

2560404440252 is a deficient number, since it is larger than the sum of its proper divisors (2058924903748).

2560404440252 is a wasteful number, since it uses less digits than its factorization.

2560404440252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148898 (or 148896 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 38.

The spelling of 2560404440252 in words is "two trillion, five hundred sixty billion, four hundred four million, four hundred forty thousand, two hundred fifty-two".