125199907560 has 192 divisors, whose sum is σ = 500799761280. Its totient is φ = 26415797760.

The previous prime is 125199907559. The next prime is 125199907577. The reversal of 125199907560 is 65709991521.

It is a junction number, because it is equal to n+sod(n) for n = 125199907497 and 125199907506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1878106 + ... + 1943625.

It is an arithmetic number, because the mean of its divisors is an integer number (2608332090).

Almost surely, 2^125199907560 is an apocalyptic number.

125199907560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125199907560 is an abundant number, since it is smaller than the sum of its proper divisors (375599853720).

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

125199907560 is a wasteful number, since it uses less digits than its factorization.

125199907560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3821768 (or 3821761 counting only the distinct ones).

The product of its (nonzero) digits is 1530900, while the sum is 54.

The spelling of 125199907560 in words is "one hundred twenty-five billion, one hundred ninety-nine million, nine hundred seven thousand, five hundred sixty".