122663604635 has 128 divisors (see below), whose sum is σ = 189503048448. Its totient is φ = 74833920000.

The previous prime is 122663604611. The next prime is 122663604719. The reversal of 122663604635 is 536406366221.

It is not a de Polignac number, because 122663604635 - 2⁸ = 122663604379 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 50332637 + ... + 50335073.

It is an arithmetic number, because the mean of its divisors is an integer number (1480492566).

Almost surely, 2^122663604635 is an apocalyptic number.

122663604635 is a deficient number, since it is larger than the sum of its proper divisors (66839443813).

122663604635 is a wasteful number, since it uses less digits than its factorization.

122663604635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2625.

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 122663604635 in words is "one hundred twenty-two billion, six hundred sixty-three million, six hundred four thousand, six hundred thirty-five".