138568560922 has 32 divisors (see below), whose sum is σ = 229806279360. Its totient is φ = 62138497920.

The previous prime is 138568560901. The next prime is 138568560929. The reversal of 138568560922 is 229065865831.

It is not an unprimeable number, because it can be changed into a prime (138568560929) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1241118 + ... + 1348150.

It is an arithmetic number, because the mean of its divisors is an integer number (7181446230).

Almost surely, 2^138568560922 is an apocalyptic number.

138568560922 is a deficient number, since it is larger than the sum of its proper divisors (91237718438).

138568560922 is a wasteful number, since it uses less digits than its factorization.

138568560922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107838.

The product of its (nonzero) digits is 6220800, while the sum is 55.

The spelling of 138568560922 in words is "one hundred thirty-eight billion, five hundred sixty-eight million, five hundred sixty thousand, nine hundred twenty-two".