15045604625 has 8 divisors (see below), whose sum is σ = 18776914728. Its totient is φ = 12036483600.

The previous prime is 15045604601. The next prime is 15045604627. The reversal of 15045604625 is 52640654051.

It can be written as a sum of positive squares in 4 ways, for example, as 414041104 + 14631563521 = 20348^2 + 120961^2 .

It is not a de Polignac number, because 15045604625 - 2¹⁴ = 15045588241 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (15045604627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60182294 + ... + 60182543.

It is an arithmetic number, because the mean of its divisors is an integer number (2347114341).

Almost surely, 2^15045604625 is an apocalyptic number.

It is an amenable number.

15045604625 is a deficient number, since it is larger than the sum of its proper divisors (3731310103).

15045604625 is an equidigital number, since it uses as much as digits as its factorization.

15045604625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120364852 (or 120364842 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 15045604625 in words is "fifteen billion, forty-five million, six hundred four thousand, six hundred twenty-five".