23425506637577 has 24 divisors (see below), whose sum is σ = 27148873873440. Its totient is φ = 20041657320960.

The previous prime is 23425506637567. The next prime is 23425506637691. The reversal of 23425506637577 is 77573660552432.

It is not a de Polignac number, because 23425506637577 - 2⁸ = 23425506637321 is a prime.

It is a super-2 number, since 2×23425506637577² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23425506637517) 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 23 ways as a sum of consecutive naturals, for example, 41610074 + ... + 42169292.

It is an arithmetic number, because the mean of its divisors is an integer number (1131203078060).

Almost surely, 2^{23425506637577} is an apocalyptic number.

It is an amenable number.

23425506637577 is a deficient number, since it is larger than the sum of its proper divisors (3723367235863).

23425506637577 is a wasteful number, since it uses less digits than its factorization.

23425506637577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572441 (or 572424 counting only the distinct ones).

The product of its (nonzero) digits is 222264000, while the sum is 62.

The spelling of 23425506637577 in words is "twenty-three trillion, four hundred twenty-five billion, five hundred six million, six hundred thirty-seven thousand, five hundred seventy-seven".