25114644640004 has 12 divisors (see below), whose sum is σ = 44017933833804. Its totient is φ = 12538092116064.

The previous prime is 25114644639991. The next prime is 25114644640079. The reversal of 25114644640004 is 40004644641152.

It can be written as a sum of positive squares in 2 ways, for example, as 8880578800900 + 16234065839104 = 2980030^2 + 4029152^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4807548047 + ... + 4807553270.

It is an arithmetic number, because the mean of its divisors is an integer number (3668161152817).

Almost surely, 2^{25114644640004} is an apocalyptic number.

It is an amenable number.

25114644640004 is a deficient number, since it is larger than the sum of its proper divisors (18903289193800).

25114644640004 is a wasteful number, since it uses less digits than its factorization.

25114644640004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9615101974 (or 9615101972 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 41.

The spelling of 25114644640004 in words is "twenty-five trillion, one hundred fourteen billion, six hundred forty-four million, six hundred forty thousand, four".