25372164474564 has 24 divisors (see below), whose sum is σ = 59653638615648. Its totient is φ = 8392827942720.

The previous prime is 25372164474551. The next prime is 25372164474577. The reversal of 25372164474564 is 46547446127352.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (25372164474551) and next prime (25372164474577).

It is a junction number, because it is equal to n+sod(n) for n = 25372164474498 and 25372164474507.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8070025297 + ... + 8070028440.

It is an arithmetic number, because the mean of its divisors is an integer number (2485568275652).

Almost surely, 2^{25372164474564} is an apocalyptic number.

It is an amenable number.

25372164474564 is an abundant number, since it is smaller than the sum of its proper divisors (34281474141084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25372164474564 is a wasteful number, since it uses less digits than its factorization.

25372164474564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16140053875 (or 16140053873 counting only the distinct ones).

The product of its digits is 135475200, while the sum is 60.

The spelling of 25372164474564 in words is "twenty-five trillion, three hundred seventy-two billion, one hundred sixty-four million, four hundred seventy-four thousand, five hundred sixty-four".