123926542080 has 144 divisors (see below), whose sum is σ = 431771485824. Its totient is φ = 30042787840.

The previous prime is 123926542057. The next prime is 123926542139. The reversal of 123926542080 is 80245629321.

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, 1424694 + ... + 1509173.

It is an arithmetic number, because the mean of its divisors is an integer number (2998413096).

Almost surely, 2^123926542080 is an apocalyptic number.

123926542080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123926542080 is an abundant number, since it is smaller than the sum of its proper divisors (307844943744).

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

123926542080 is a wasteful number, since it uses less digits than its factorization.

123926542080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2933902 (or 2933888 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 123926542080 in words is "one hundred twenty-three billion, nine hundred twenty-six million, five hundred forty-two thousand, eighty".