12125515204 has 48 divisors (see below), whose sum is σ = 23685794496. Its totient is φ = 5385139200.

The previous prime is 12125515187. The next prime is 12125515219. The reversal of 12125515204 is 40251552121.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 326044 + ... + 361324.

It is an arithmetic number, because the mean of its divisors is an integer number (493454052).

Almost surely, 2^12125515204 is an apocalyptic number.

It is an amenable number.

12125515204 is a deficient number, since it is larger than the sum of its proper divisors (11560279292).

12125515204 is a wasteful number, since it uses less digits than its factorization.

12125515204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35476 (or 35474 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 28.

The spelling of 12125515204 in words is "twelve billion, one hundred twenty-five million, five hundred fifteen thousand, two hundred four".