124998685056 has 256 divisors, whose sum is σ = 431909452800. Its totient is φ = 34842562560.

The previous prime is 124998685037. The next prime is 124998685061. The reversal of 124998685056 is 650586899421.

124998685056 is a `hidden beast` number, since 1 + 2 + 49 + 9 + 86 + 8 + 505 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 124998684984 and 124998685002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 928861 + ... + 1054883.

It is an arithmetic number, because the mean of its divisors is an integer number (1687146300).

Almost surely, 2^124998685056 is an apocalyptic number.

124998685056 is a gapful number since it is divisible by the number (16) 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 124998685056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215954726400).

124998685056 is an abundant number, since it is smaller than the sum of its proper divisors (306910767744).

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

124998685056 is a wasteful number, since it uses less digits than its factorization.

124998685056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126094 (or 126076 counting only the distinct ones).

The product of its (nonzero) digits is 37324800, while the sum is 63.

The spelling of 124998685056 in words is "one hundred twenty-four billion, nine hundred ninety-eight million, six hundred eighty-five thousand, fifty-six".