22530640704 has 112 divisors (see below), whose sum is σ = 70034139840. Its totient is φ = 6302269440.

The previous prime is 22530640687. The next prime is 22530640729. The reversal of 22530640704 is 40704603522.

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 382849 + ... + 437760.

It is an arithmetic number, because the mean of its divisors is an integer number (625304820).

Almost surely, 2^22530640704 is an apocalyptic number.

22530640704 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22530640704 is an abundant number, since it is smaller than the sum of its proper divisors (47503499136).

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

22530640704 is a wasteful number, since it uses less digits than its factorization.

22530640704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820648 (or 820638 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

The spelling of 22530640704 in words is "twenty-two billion, five hundred thirty million, six hundred forty thousand, seven hundred four".