25042551204 has 24 divisors (see below), whose sum is σ = 63744676128. Its totient is φ = 7588651840.

The previous prime is 25042551067. The next prime is 25042551227. The reversal of 25042551204 is 40215524052.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94858017 + ... + 94858280.

It is an arithmetic number, because the mean of its divisors is an integer number (2656028172).

Almost surely, 2^25042551204 is an apocalyptic number.

It is an amenable number.

25042551204 is an abundant number, since it is smaller than the sum of its proper divisors (38702124924).

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

25042551204 is a wasteful number, since it uses less digits than its factorization.

25042551204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189716315 (or 189716313 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The spelling of 25042551204 in words is "twenty-five billion, forty-two million, five hundred fifty-one thousand, two hundred four".