232320020004 has 18 divisors (see below), whose sum is σ = 587253383990. Its totient is φ = 77440006656.

The previous prime is 232320019979. The next prime is 232320020011. The reversal of 232320020004 is 400020023232.

It can be written as a sum of positive squares in only one way, i.e., 118231447104 + 114088572900 = 343848^2 + 337770^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3226666909 + ... + 3226666980.

Almost surely, 2^232320020004 is an apocalyptic number.

It is an amenable number.

232320020004 is an abundant number, since it is smaller than the sum of its proper divisors (354933363986).

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

232320020004 is a wasteful number, since it uses less digits than its factorization.

232320020004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6453333899 (or 6453333894 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 232320020004 its reverse (400020023232), we get a palindrome (632340043236).

The spelling of 232320020004 in words is "two hundred thirty-two billion, three hundred twenty million, twenty thousand, four".