233023444320 has 96 divisors (see below), whose sum is σ = 738699399648. Its totient is φ = 61743771648.

The previous prime is 233023444309. The next prime is 233023444391. The reversal of 233023444320 is 23444320332.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×233023444320² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1470709 + ... + 1621428.

It is an arithmetic number, because the mean of its divisors is an integer number (7694785413).

Almost surely, 2^233023444320 is an apocalyptic number.

233023444320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233023444320 is an abundant number, since it is smaller than the sum of its proper divisors (505675955328).

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

233023444320 is a wasteful number, since it uses less digits than its factorization.

233023444320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3092312 (or 3092304 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 30.

Adding to 233023444320 its reverse (23444320332), we get a palindrome (256467764652).

The spelling of 233023444320 in words is "two hundred thirty-three billion, twenty-three million, four hundred forty-four thousand, three hundred twenty".