232128981404 has 12 divisors (see below), whose sum is σ = 406884110304. Its totient is φ = 115876378464.

The previous prime is 232128981391. The next prime is 232128981443. The reversal of 232128981404 is 404189821232.

It is a super-2 number, since 2×232128981404² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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, 47025284 + ... + 47030219.

It is an arithmetic number, because the mean of its divisors is an integer number (33907009192).

Almost surely, 2^232128981404 is an apocalyptic number.

It is an amenable number.

232128981404 is a deficient number, since it is larger than the sum of its proper divisors (174755128900).

232128981404 is a wasteful number, since it uses less digits than its factorization.

232128981404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94056124 (or 94056122 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 44.

The spelling of 232128981404 in words is "two hundred thirty-two billion, one hundred twenty-eight million, nine hundred eighty-one thousand, four hundred four".