123712476264 has 192 divisors, whose sum is σ = 364136769360. Its totient is φ = 37717954560.

The previous prime is 123712476179. The next prime is 123712476281. The reversal of 123712476264 is 462674217321.

123712476264 is a `hidden beast` number, since 1 + 2 + 3 + 7 + 12 + 4 + 7 + 626 + 4 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 4094720100 + 119617756164 = 63990^2 + 345858^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 53026042 + ... + 53028374.

Almost surely, 2^123712476264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123712476264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182068384680).

123712476264 is an abundant number, since it is smaller than the sum of its proper divisors (240424293096).

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

123712476264 is a wasteful number, since it uses less digits than its factorization.

123712476264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2852 (or 2845 counting only the distinct ones).

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

The spelling of 123712476264 in words is "one hundred twenty-three billion, seven hundred twelve million, four hundred seventy-six thousand, two hundred sixty-four".