125988597504 has 720 divisors, whose sum is σ = 493144270080. Its totient is φ = 30994513920.

The previous prime is 125988597487. The next prime is 125988597509. The reversal of 125988597504 is 405795889521.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125988597509) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 30334692 + ... + 30338844.

Almost surely, 2^125988597504 is an apocalyptic number.

125988597504 is a gapful number since it is divisible by the number (14) 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 125988597504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246572135040).

125988597504 is an abundant number, since it is smaller than the sum of its proper divisors (367155672576).

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

125988597504 is a wasteful number, since it uses less digits than its factorization.

125988597504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4218 (or 4195 counting only the distinct ones).

The product of its (nonzero) digits is 36288000, while the sum is 63.

The spelling of 125988597504 in words is "one hundred twenty-five billion, nine hundred eighty-eight million, five hundred ninety-seven thousand, five hundred four".