12500265264 has 20 divisors (see below), whose sum is σ = 32292352056. Its totient is φ = 4166755072.

The previous prime is 12500265247. The next prime is 12500265289. The reversal of 12500265264 is 46256200521.

It is a super-4 number, since 4×12500265264⁴ (a number of 41 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130211049 + ... + 130211144.

Almost surely, 2^12500265264 is an apocalyptic number.

It is an amenable number.

12500265264 is an abundant number, since it is smaller than the sum of its proper divisors (19792086792).

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

12500265264 is a wasteful number, since it uses less digits than its factorization.

12500265264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260422204 (or 260422198 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 12500265264 its reverse (46256200521), we get a palindrome (58756465785).

The spelling of 12500265264 in words is "twelve billion, five hundred million, two hundred sixty-five thousand, two hundred sixty-four".