23436553561425 has 288 divisors, whose sum is σ = 45996113060352. Its totient is φ = 11815299809280.

The previous prime is 23436553561397. The next prime is 23436553561441. The reversal of 23436553561425 is 52416535563432.

23436553561425 is a `hidden beast` number, since 2 + 3 + 4 + 3 + 6 + 5 + 53 + 561 + 4 + 25 = 666.

It is not a de Polignac number, because 23436553561425 - 2⁷ = 23436553561297 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 1447318129 + ... + 1447334321.

It is an arithmetic number, because the mean of its divisors is an integer number (159708725904).

Almost surely, 2^{23436553561425} is an apocalyptic number.

23436553561425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23436553561425 is a deficient number, since it is larger than the sum of its proper divisors (22559559498927).

23436553561425 is a wasteful number, since it uses less digits than its factorization.

23436553561425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16439 (or 16422 counting only the distinct ones).

The product of its digits is 38880000, while the sum is 54.

The spelling of 23436553561425 in words is "twenty-three trillion, four hundred thirty-six billion, five hundred fifty-three million, five hundred sixty-one thousand, four hundred twenty-five".