15250725572 has 6 divisors (see below), whose sum is σ = 26688769758. Its totient is φ = 7625362784.

The previous prime is 15250725569. The next prime is 15250725593. The reversal of 15250725572 is 27552705251.

It can be written as a sum of positive squares in only one way, i.e., 14790451456 + 460274116 = 121616^2 + 21454^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1906340693 + ... + 1906340700.

It is an arithmetic number, because the mean of its divisors is an integer number (4448128293).

Almost surely, 2^15250725572 is an apocalyptic number.

It is an amenable number.

15250725572 is a deficient number, since it is larger than the sum of its proper divisors (11438044186).

15250725572 is a wasteful number, since it uses less digits than its factorization.

15250725572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3812681397 (or 3812681395 counting only the distinct ones).

The product of its (nonzero) digits is 245000, while the sum is 41.

The spelling of 15250725572 in words is "fifteen billion, two hundred fifty million, seven hundred twenty-five thousand, five hundred seventy-two".