25782874504 has 32 divisors (see below), whose sum is σ = 48686313600. Its totient is φ = 12800173120.

The previous prime is 25782874493. The next prime is 25782874511. The reversal of 25782874504 is 40547828752.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 644034 + ... + 682894.

It is an arithmetic number, because the mean of its divisors is an integer number (1521447300).

Almost surely, 2^25782874504 is an apocalyptic number.

It is an amenable number.

25782874504 is a deficient number, since it is larger than the sum of its proper divisors (22903439096).

25782874504 is a wasteful number, since it uses less digits than its factorization.

25782874504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39453 (or 39449 counting only the distinct ones).

The product of its (nonzero) digits is 5017600, while the sum is 52.

The spelling of 25782874504 in words is "twenty-five billion, seven hundred eighty-two million, eight hundred seventy-four thousand, five hundred four".