123725398768 has 40 divisors (see below), whose sum is σ = 240900581376. Its totient is φ = 61557758400.

The previous prime is 123725398757. The next prime is 123725398799. The reversal of 123725398768 is 867893527321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9666453 + ... + 9679243.

Almost surely, 2^123725398768 is an apocalyptic number.

It is an amenable number.

123725398768 is a deficient number, since it is larger than the sum of its proper divisors (117175182608).

123725398768 is a wasteful number, since it uses less digits than its factorization.

123725398768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15733 (or 15727 counting only the distinct ones).

The product of its digits is 30481920, while the sum is 61.

The spelling of 123725398768 in words is "one hundred twenty-three billion, seven hundred twenty-five million, three hundred ninety-eight thousand, seven hundred sixty-eight".