232918990943 has 4 divisors (see below), whose sum is σ = 233138106768. Its totient is φ = 232699875120.

The previous prime is 232918990939. The next prime is 232918990961. The reversal of 232918990943 is 349099819232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 232918990943 - 2² = 232918990939 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232918990543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109556318 + ... + 109558443.

It is an arithmetic number, because the mean of its divisors is an integer number (58284526692).

Almost surely, 2^232918990943 is an apocalyptic number.

232918990943 is a deficient number, since it is larger than the sum of its proper divisors (219115825).

232918990943 is a wasteful number, since it uses less digits than its factorization.

232918990943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219115824.

The product of its (nonzero) digits is 7558272, while the sum is 59.

The spelling of 232918990943 in words is "two hundred thirty-two billion, nine hundred eighteen million, nine hundred ninety thousand, nine hundred forty-three".