25047235564 has 36 divisors (see below), whose sum is σ = 49819645344. Its totient is φ = 10951819488.

The previous prime is 25047235553. The next prime is 25047235567. The reversal of 25047235564 is 46553274052.

It is a super-3 number, since 3×25047235564³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 25047235564.

It is not an unprimeable number, because it can be changed into a prime (25047235567) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 648372 + ... + 685915.

Almost surely, 2^25047235564 is an apocalyptic number.

It is an amenable number.

25047235564 is a deficient number, since it is larger than the sum of its proper divisors (24772409780).

25047235564 is a wasteful number, since it uses less digits than its factorization.

25047235564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334342 (or 1334321 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 43.

The spelling of 25047235564 in words is "twenty-five billion, forty-seven million, two hundred thirty-five thousand, five hundred sixty-four".