123422634774 has 48 divisors (see below), whose sum is σ = 286801398000. Its totient is φ = 38240175168.

The previous prime is 123422634773. The next prime is 123422634787. The reversal of 123422634774 is 477436224321.

123422634774 is a `hidden beast` number, since 1 + 2 + 3 + 4 + 2 + 2 + 634 + 7 + 7 + 4 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123422634773) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3386449 + ... + 3422700.

It is an arithmetic number, because the mean of its divisors is an integer number (5975029125).

Almost surely, 2^123422634774 is an apocalyptic number.

123422634774 is an abundant number, since it is smaller than the sum of its proper divisors (163378763226).

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

123422634774 is a wasteful number, since it uses less digits than its factorization.

123422634774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6809229 (or 6809226 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 45.

The spelling of 123422634774 in words is "one hundred twenty-three billion, four hundred twenty-two million, six hundred thirty-four thousand, seven hundred seventy-four".