125599493376 has 288 divisors, whose sum is σ = 425074164480. Its totient is φ = 35835346944.

The previous prime is 125599493363. The next prime is 125599493413. The reversal of 125599493376 is 673394995521.

125599493376 is a `hidden beast` number, since 1 + 2 + 5 + 599 + 4 + 9 + 3 + 37 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

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

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, 47269840 + ... + 47272496.

It is an arithmetic number, because the mean of its divisors is an integer number (1475951960).

Almost surely, 2^125599493376 is an apocalyptic number.

125599493376 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 125599493376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (212537082240).

125599493376 is an abundant number, since it is smaller than the sum of its proper divisors (299474671104).

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

125599493376 is an equidigital number, since it uses as much as digits as its factorization.

125599493376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3666 (or 3646 counting only the distinct ones).

The product of its digits is 55112400, while the sum is 63.

The spelling of 125599493376 in words is "one hundred twenty-five billion, five hundred ninety-nine million, four hundred ninety-three thousand, three hundred seventy-six".