232479861812 has 72 divisors (see below), whose sum is σ = 459024947136. Its totient is φ = 102885904000.

The previous prime is 232479861769. The next prime is 232479861829. The reversal of 232479861812 is 218168974232.

It is a super-2 number, since 2×232479861812² (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 23 ways as a sum of consecutive naturals, for example, 9969887 + ... + 9993177.

It is an arithmetic number, because the mean of its divisors is an integer number (6375346488).

Almost surely, 2^232479861812 is an apocalyptic number.

232479861812 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

232479861812 is a deficient number, since it is larger than the sum of its proper divisors (226545085324).

232479861812 is a wasteful number, since it uses less digits than its factorization.

232479861812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23861 (or 23848 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 53.

The spelling of 232479861812 in words is "two hundred thirty-two billion, four hundred seventy-nine million, eight hundred sixty-one thousand, eight hundred twelve".