232831517228 has 12 divisors (see below), whose sum is σ = 408427604760. Its totient is φ = 116137915872.

The previous prime is 232831517173. The next prime is 232831517267. The reversal of 232831517228 is 822715138232.

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, 69458801 + ... + 69462152.

It is an arithmetic number, because the mean of its divisors is an integer number (34035633730).

Almost surely, 2^232831517228 is an apocalyptic number.

It is an amenable number.

232831517228 is a deficient number, since it is larger than the sum of its proper divisors (175596087532).

232831517228 is a wasteful number, since it uses less digits than its factorization.

232831517228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138921376 (or 138921374 counting only the distinct ones).

The product of its digits is 322560, while the sum is 44.

The spelling of 232831517228 in words is "two hundred thirty-two billion, eight hundred thirty-one million, five hundred seventeen thousand, two hundred twenty-eight".