15920668022 has 16 divisors (see below), whose sum is σ = 27342481920. Its totient is φ = 6810666408.

The previous prime is 15920668007. The next prime is 15920668063. The reversal of 15920668022 is 22086602951.

15920668022 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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, 1031822 + ... + 1047137.

It is an arithmetic number, because the mean of its divisors is an integer number (1708905120).

Almost surely, 2^15920668022 is an apocalyptic number.

15920668022 is a deficient number, since it is larger than the sum of its proper divisors (11421813898).

15920668022 is a wasteful number, since it uses less digits than its factorization.

15920668022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2079515.

The product of its (nonzero) digits is 103680, while the sum is 41.

The spelling of 15920668022 in words is "fifteen billion, nine hundred twenty million, six hundred sixty-eight thousand, twenty-two".