125358433992 has 192 divisors, whose sum is σ = 372802772160. Its totient is φ = 37739520000.

The previous prime is 125358433979. The next prime is 125358434029. The reversal of 125358433992 is 299334853521.

125358433992 is a `hidden beast` number, since 1 + 2 + 53 + 584 + 3 + 3 + 9 + 9 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 133786548 + ... + 133787484.

It is an arithmetic number, because the mean of its divisors is an integer number (1941681105).

Almost surely, 2^125358433992 is an apocalyptic number.

125358433992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125358433992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186401386080).

125358433992 is an abundant number, since it is smaller than the sum of its proper divisors (247444338168).

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

125358433992 is a wasteful number, since it uses less digits than its factorization.

125358433992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1884 (or 1877 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 54.

The spelling of 125358433992 in words is "one hundred twenty-five billion, three hundred fifty-eight million, four hundred thirty-three thousand, nine hundred ninety-two".