232138073420 has 24 divisors (see below), whose sum is σ = 531807223248. Its totient is φ = 84413844800.

The previous prime is 232138073369. The next prime is 232138073483. The reversal of 232138073420 is 24370831232.

It is a super-2 number, since 2×232138073420² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527586311 + ... + 527586750.

It is an arithmetic number, because the mean of its divisors is an integer number (22158634302).

Almost surely, 2^232138073420 is an apocalyptic number.

232138073420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232138073420 is an abundant number, since it is smaller than the sum of its proper divisors (299669149828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

232138073420 is a wasteful number, since it uses less digits than its factorization.

232138073420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055173081 (or 1055173079 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

The spelling of 232138073420 in words is "two hundred thirty-two billion, one hundred thirty-eight million, seventy-three thousand, four hundred twenty".