25570114452 has 48 divisors (see below), whose sum is σ = 66584992320. Its totient is φ = 8485815456.

The previous prime is 25570114429. The next prime is 25570114457. The reversal of 25570114452 is 25441107552.

25570114452 is a `hidden beast` number, since 2 + 557 + 0 + 11 + 44 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25570114457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 496983 + ... + 546014.

It is an arithmetic number, because the mean of its divisors is an integer number (1387187340).

Almost surely, 2^25570114452 is an apocalyptic number.

It is an amenable number.

25570114452 is an abundant number, since it is smaller than the sum of its proper divisors (41014877868).

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

25570114452 is a wasteful number, since it uses less digits than its factorization.

25570114452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1043237 (or 1043229 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 36.

The spelling of 25570114452 in words is "twenty-five billion, five hundred seventy million, one hundred fourteen thousand, four hundred fifty-two".