122664271374 has 32 divisors (see below), whose sum is σ = 276426535680. Its totient is φ = 40312200600.

The previous prime is 122664271351. The next prime is 122664271381. The reversal of 122664271374 is 473172466221.

122664271374 is a `hidden beast` number, since 1 + 2 + 2 + 6 + 6 + 4 + 271 + 374 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15993072 + ... + 16000739.

It is an arithmetic number, because the mean of its divisors is an integer number (8638329240).

Almost surely, 2^122664271374 is an apocalyptic number.

122664271374 is an abundant number, since it is smaller than the sum of its proper divisors (153762264306).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122664271374 is a wasteful number, since it uses less digits than its factorization.

122664271374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31993893 (or 31993887 counting only the distinct ones).

The product of its digits is 677376, while the sum is 45.

The spelling of 122664271374 in words is "one hundred twenty-two billion, six hundred sixty-four million, two hundred seventy-one thousand, three hundred seventy-four".