25374407172 has 12 divisors (see below), whose sum is σ = 59206950096. Its totient is φ = 8458135720.

The previous prime is 25374407131. The next prime is 25374407189. The reversal of 25374407172 is 27170447352.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1057266954 + ... + 1057266977.

It is an arithmetic number, because the mean of its divisors is an integer number (4933912508).

Almost surely, 2^25374407172 is an apocalyptic number.

It is an amenable number.

25374407172 is an abundant number, since it is smaller than the sum of its proper divisors (33832542924).

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

25374407172 is a wasteful number, since it uses less digits than its factorization.

25374407172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2114533938 (or 2114533936 counting only the distinct ones).

The product of its (nonzero) digits is 329280, while the sum is 42.

The spelling of 25374407172 in words is "twenty-five billion, three hundred seventy-four million, four hundred seven thousand, one hundred seventy-two".