122072525564 has 24 divisors (see below), whose sum is σ = 233059104768. Its totient is φ = 55484760240.

The previous prime is 122072525537. The next prime is 122072525587. The reversal of 122072525564 is 465525270221.

It is a happy 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, 1023557 + ... + 1136579.

It is an arithmetic number, because the mean of its divisors is an integer number (9710796032).

Almost surely, 2^122072525564 is an apocalyptic number.

It is an amenable number.

122072525564 is a deficient number, since it is larger than the sum of its proper divisors (110986579204).

122072525564 is a wasteful number, since it uses less digits than its factorization.

122072525564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137585 (or 137583 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 41.

Adding to 122072525564 its reverse (465525270221), we get a palindrome (587597795785).

The spelling of 122072525564 in words is "one hundred twenty-two billion, seventy-two million, five hundred twenty-five thousand, five hundred sixty-four".