125071765050 has 96 divisors (see below), whose sum is σ = 332923191552. Its totient is φ = 30960506880.

The previous prime is 125071765009. The next prime is 125071765051. The reversal of 125071765050 is 50567170521.

It is not an unprimeable number, because it can be changed into a prime (125071765051) by changing a digit.

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, 149794 + ... + 522093.

It is an arithmetic number, because the mean of its divisors is an integer number (3467949912).

Almost surely, 2^125071765050 is an apocalyptic number.

125071765050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125071765050 is an abundant number, since it is smaller than the sum of its proper divisors (207851426502).

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

125071765050 is a wasteful number, since it uses less digits than its factorization.

125071765050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671992 (or 671987 counting only the distinct ones).

The product of its (nonzero) digits is 73500, while the sum is 39.

The spelling of 125071765050 in words is "one hundred twenty-five billion, seventy-one million, seven hundred sixty-five thousand, fifty".