23438632372 has 6 divisors (see below), whose sum is σ = 41017606658. Its totient is φ = 11719316184.

The previous prime is 23438632307. The next prime is 23438632409. The reversal of 23438632372 is 27323683432.

It can be written as a sum of positive squares in only one way, i.e., 20918993956 + 2519638416 = 144634^2 + 50196^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2929829043 + ... + 2929829050.

Almost surely, 2^23438632372 is an apocalyptic number.

It is an amenable number.

23438632372 is a deficient number, since it is larger than the sum of its proper divisors (17578974286).

23438632372 is a wasteful number, since it uses less digits than its factorization.

23438632372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5859658097 (or 5859658095 counting only the distinct ones).

The product of its digits is 870912, while the sum is 43.

The spelling of 23438632372 in words is "twenty-three billion, four hundred thirty-eight million, six hundred thirty-two thousand, three hundred seventy-two".