122625543663 has 12 divisors (see below), whose sum is σ = 202429469008. Its totient is φ = 70071739200.

The previous prime is 122625543577. The next prime is 122625543683. The reversal of 122625543663 is 366345526221.

122625543663 is a `hidden beast` number, since 1 + 2 + 2 + 6 + 2 + 554 + 36 + 63 = 666.

It is not a de Polignac number, because 122625543663 - 2²⁰ = 122624495087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122625543683) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 973218538 + ... + 973218663.

Almost surely, 2^122625543663 is an apocalyptic number.

122625543663 is a deficient number, since it is larger than the sum of its proper divisors (79803925345).

122625543663 is a wasteful number, since it uses less digits than its factorization.

122625543663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1946437214 (or 1946437211 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 45.

The spelling of 122625543663 in words is "one hundred twenty-two billion, six hundred twenty-five million, five hundred forty-three thousand, six hundred sixty-three".