232921318542 has 16 divisors (see below), whose sum is σ = 508191967872. Its totient is φ = 70582217720.

The previous prime is 232921318541. The next prime is 232921318543. The reversal of 232921318542 is 245813129232.

It is an interprime number because it is at equal distance from previous prime (232921318541) and next prime (232921318543).

It is a junction number, because it is equal to n+sod(n) for n = 232921318494 and 232921318503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232921318541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1764555378 + ... + 1764555509.

It is an arithmetic number, because the mean of its divisors is an integer number (31761997992).

Almost surely, 2^232921318542 is an apocalyptic number.

232921318542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

232921318542 is an abundant number, since it is smaller than the sum of its proper divisors (275270649330).

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

232921318542 is a wasteful number, since it uses less digits than its factorization.

232921318542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3529110903.

The product of its digits is 207360, while the sum is 42.

The spelling of 232921318542 in words is "two hundred thirty-two billion, nine hundred twenty-one million, three hundred eighteen thousand, five hundred forty-two".