232331138377 has 16 divisors (see below), whose sum is σ = 254356060672. Its totient is φ = 210910106880.

The previous prime is 232331138359. The next prime is 232331138399. The reversal of 232331138377 is 773831133232.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232331138377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (232331138077) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 308977 + ... + 748417.

It is an arithmetic number, because the mean of its divisors is an integer number (15897253792).

Almost surely, 2^232331138377 is an apocalyptic number.

It is an amenable number.

232331138377 is a deficient number, since it is larger than the sum of its proper divisors (22024922295).

232331138377 is a wasteful number, since it uses less digits than its factorization.

232331138377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440128.

The product of its digits is 381024, while the sum is 43.

The spelling of 232331138377 in words is "two hundred thirty-two billion, three hundred thirty-one million, one hundred thirty-eight thousand, three hundred seventy-seven".