15125332050 has 72 divisors (see below), whose sum is σ = 40947089040. Its totient is φ = 4002616800.

The previous prime is 15125332031. The next prime is 15125332073. The reversal of 15125332050 is 5023352151.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 69340 + ... + 187239.

It is an arithmetic number, because the mean of its divisors is an integer number (568709570).

Almost surely, 2^15125332050 is an apocalyptic number.

15125332050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15125332050 is an abundant number, since it is smaller than the sum of its proper divisors (25821756990).

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

15125332050 is a wasteful number, since it uses less digits than its factorization.

15125332050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256728 (or 256720 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The spelling of 15125332050 in words is "fifteen billion, one hundred twenty-five million, three hundred thirty-two thousand, fifty".