25436022452 has 12 divisors (see below), whose sum is σ = 44929049760. Its totient is φ = 12599151096.

The previous prime is 25436022439. The next prime is 25436022481. The reversal of 25436022452 is 25422063452.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 29714552 + ... + 29715407.

It is an arithmetic number, because the mean of its divisors is an integer number (3744087480).

Almost surely, 2^25436022452 is an apocalyptic number.

It is an amenable number.

25436022452 is a deficient number, since it is larger than the sum of its proper divisors (19493027308).

25436022452 is a wasteful number, since it uses less digits than its factorization.

25436022452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59430070 (or 59430068 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

The spelling of 25436022452 in words is "twenty-five billion, four hundred thirty-six million, twenty-two thousand, four hundred fifty-two".