23157475132 has 36 divisors (see below), whose sum is σ = 44985778488. Its totient is φ = 10421884000.

The previous prime is 23157475111. The next prime is 23157475141.

It is a happy number.

23157475132 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 187978 + ... + 285745.

It is an arithmetic number, because the mean of its divisors is an integer number (1249604958).

Almost surely, 2^23157475132 is an apocalyptic number.

23157475132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23157475132 is a deficient number, since it is larger than the sum of its proper divisors (21828303356).

23157475132 is a wasteful number, since it uses less digits than its factorization.

23157475132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473850 (or 473837 counting only the distinct ones).

The product of its digits is 176400, while the sum is 40.

The spelling of 23157475132 in words is "twenty-three billion, one hundred fifty-seven million, four hundred seventy-five thousand, one hundred thirty-two".