12265131054250 has 16 divisors (see below), whose sum is σ = 22960325334024. Its totient is φ = 4906052421600.

The previous prime is 12265131054221. The next prime is 12265131054251. The reversal of 12265131054250 is 5245013156221.

It can be written as a sum of positive squares in 4 ways, for example, as 5129912434761 + 7135218619489 = 2264931^2 + 2671183^2 .

It is not an unprimeable number, because it can be changed into a prime (12265131054251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24530261859 + ... + 24530262358.

Almost surely, 2^{12265131054250} is an apocalyptic number.

12265131054250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12265131054250 is a deficient number, since it is larger than the sum of its proper divisors (10695194279774).

12265131054250 is an equidigital number, since it uses as much as digits as its factorization.

12265131054250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49060524234 (or 49060524224 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 37.

The spelling of 12265131054250 in words is "twelve trillion, two hundred sixty-five billion, one hundred thirty-one million, fifty-four thousand, two hundred fifty".