23191329032 has 16 divisors (see below), whose sum is σ = 43689829200. Its totient is φ = 11540707920.

The previous prime is 23191329023. The next prime is 23191329053. The reversal of 23191329032 is 23092319132.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 23191328983 and 23191329001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6867782 + ... + 6871157.

It is an arithmetic number, because the mean of its divisors is an integer number (2730614325).

Almost surely, 2^23191329032 is an apocalyptic number.

It is an amenable number.

23191329032 is a deficient number, since it is larger than the sum of its proper divisors (20498500168).

23191329032 is a wasteful number, since it uses less digits than its factorization.

23191329032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13739156 (or 13739152 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 35.

The spelling of 23191329032 in words is "twenty-three billion, one hundred ninety-one million, three hundred twenty-nine thousand, thirty-two".