122664172424 has 32 divisors (see below), whose sum is σ = 240849296640. Its totient is φ = 58456675200.

The previous prime is 122664172399. The next prime is 122664172427. The reversal of 122664172424 is 424271466221.

It is not an unprimeable number, because it can be changed into a prime (122664172427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1134512 + ... + 1237919.

It is an arithmetic number, because the mean of its divisors is an integer number (7526540520).

Almost surely, 2^122664172424 is an apocalyptic number.

It is an amenable number.

122664172424 is a deficient number, since it is larger than the sum of its proper divisors (118185124216).

122664172424 is a wasteful number, since it uses less digits than its factorization.

122664172424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2372741 (or 2372737 counting only the distinct ones).

The product of its digits is 258048, while the sum is 41.

The spelling of 122664172424 in words is "one hundred twenty-two billion, six hundred sixty-four million, one hundred seventy-two thousand, four hundred twenty-four".