122163306579 has 12 divisors (see below), whose sum is σ = 176476007032. Its totient is φ = 81433944000.

The previous prime is 122163306557. The next prime is 122163306631. The reversal of 122163306579 is 975603361221.

122163306579 is a `hidden beast` number, since 1 + 2 + 2 + 1 + 633 + 0 + 6 + 5 + 7 + 9 = 666.

It is not a de Polignac number, because 122163306579 - 2³¹ = 120015822931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122163306179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 594022 + ... + 772779.

Almost surely, 2^122163306579 is an apocalyptic number.

122163306579 is a deficient number, since it is larger than the sum of its proper divisors (54312700453).

122163306579 is a wasteful number, since it uses less digits than its factorization.

122163306579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376738 (or 1376735 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 45.

The spelling of 122163306579 in words is "one hundred twenty-two billion, one hundred sixty-three million, three hundred six thousand, five hundred seventy-nine".