23406625143 has 36 divisors (see below), whose sum is σ = 37249161040. Its totient is φ = 14152786560.

The previous prime is 23406625139. The next prime is 23406625153. The reversal of 23406625143 is 34152660432.

23406625143 is a `hidden beast` number, since 2 + 340 + 66 + 251 + 4 + 3 = 666.

It is not a de Polignac number, because 23406625143 - 2² = 23406625139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23406625098 and 23406625107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23406625153) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 446718 + ... + 496356.

Almost surely, 2^23406625143 is an apocalyptic number.

23406625143 is a deficient number, since it is larger than the sum of its proper divisors (13842535897).

23406625143 is a wasteful number, since it uses less digits than its factorization.

23406625143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50100 (or 50086 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 23406625143 in words is "twenty-three billion, four hundred six million, six hundred twenty-five thousand, one hundred forty-three".