125899359480 has 192 divisors, whose sum is σ = 430142600160. Its totient is φ = 33113069568.

The previous prime is 125899359457. The next prime is 125899359493. The reversal of 125899359480 is 84953998521.

125899359480 is a `hidden beast` number, since 1 + 2 + 589 + 9 + 3 + 5 + 9 + 48 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 620844 + ... + 798276.

Almost surely, 2^125899359480 is an apocalyptic number.

125899359480 is a gapful number since it is divisible by the number (10) 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 125899359480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215071300080).

125899359480 is an abundant number, since it is smaller than the sum of its proper divisors (304243240680).

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

125899359480 is a wasteful number, since it uses less digits than its factorization.

125899359480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177532 (or 177516 counting only the distinct ones).

The product of its (nonzero) digits is 27993600, while the sum is 63.

The spelling of 125899359480 in words is "one hundred twenty-five billion, eight hundred ninety-nine million, three hundred fifty-nine thousand, four hundred eighty".