22715139630 has 16 divisors (see below), whose sum is σ = 54516335184. Its totient is φ = 6057370560.

The previous prime is 22715139619. The next prime is 22715139647. The reversal of 22715139630 is 3693151722.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 378585631 + ... + 378585690.

It is an arithmetic number, because the mean of its divisors is an integer number (3407270949).

Almost surely, 2^22715139630 is an apocalyptic number.

22715139630 is an abundant number, since it is smaller than the sum of its proper divisors (31801195554).

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

22715139630 is a wasteful number, since it uses less digits than its factorization.

22715139630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757171331.

The product of its (nonzero) digits is 68040, while the sum is 39.

The spelling of 22715139630 in words is "twenty-two billion, seven hundred fifteen million, one hundred thirty-nine thousand, six hundred thirty".