25056516372 has 12 divisors (see below), whose sum is σ = 58465204896. Its totient is φ = 8352172120.

The previous prime is 25056516371. The next prime is 25056516431. The reversal of 25056516372 is 27361565052.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25056516371) by changing a digit.

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, 1044021504 + ... + 1044021527.

It is an arithmetic number, because the mean of its divisors is an integer number (4872100408).

Almost surely, 2^25056516372 is an apocalyptic number.

It is an amenable number.

25056516372 is an abundant number, since it is smaller than the sum of its proper divisors (33408688524).

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

25056516372 is a wasteful number, since it uses less digits than its factorization.

25056516372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2088043038 (or 2088043036 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 42.

The spelling of 25056516372 in words is "twenty-five billion, fifty-six million, five hundred sixteen thousand, three hundred seventy-two".