125489699175240 has 256 divisors, whose sum is σ = 422796953779200. Its totient is φ = 33104386326528.

The previous prime is 125489699175233. The next prime is 125489699175299. The reversal of 125489699175240 is 42571996984521.

125489699175240 is a `hidden beast` number, since 1 + 2 + 5 + 4 + 8 + 9 + 6 + 9 + 91 + 7 + 524 + 0 = 666.

125489699175240 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 239324232 + ... + 239848008.

It is an arithmetic number, because the mean of its divisors is an integer number (1651550600700).

Almost surely, 2^{125489699175240} is an apocalyptic number.

125489699175240 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 125489699175240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211398476889600).

125489699175240 is an abundant number, since it is smaller than the sum of its proper divisors (297307254603960).

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

125489699175240 is a wasteful number, since it uses less digits than its factorization.

125489699175240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526181 (or 526171 counting only the distinct ones).

The product of its (nonzero) digits is 391910400, while the sum is 72.

The spelling of 125489699175240 in words is "one hundred twenty-five trillion, four hundred eighty-nine billion, six hundred ninety-nine million, one hundred seventy-five thousand, two hundred forty".