25572024423 has 24 divisors (see below), whose sum is σ = 40301539200. Its totient is φ = 15495801360.

The previous prime is 25572024397. The next prime is 25572024451. The reversal of 25572024423 is 32442027552.

25572024423 is a `hidden beast` number, since 2 + 5 + 5 + 7 + 202 + 442 + 3 = 666.

It is not a de Polignac number, because 25572024423 - 2⁵ = 25572024391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25572024493) 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 23 ways as a sum of consecutive naturals, for example, 788278 + ... + 820076.

It is an arithmetic number, because the mean of its divisors is an integer number (1679230800).

Almost surely, 2^25572024423 is an apocalyptic number.

25572024423 is a deficient number, since it is larger than the sum of its proper divisors (14729514777).

25572024423 is a wasteful number, since it uses less digits than its factorization.

25572024423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39939 (or 39936 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 36.

The spelling of 25572024423 in words is "twenty-five billion, five hundred seventy-two million, twenty-four thousand, four hundred twenty-three".