12252127626 has 24 divisors (see below), whose sum is σ = 26595366564. Its totient is φ = 4076490240.

The previous prime is 12252127619. The next prime is 12252127627. The reversal of 12252127626 is 62672125221.

12252127626 is a `hidden beast` number, since 1 + 2 + 2 + 5 + 2 + 1 + 27 + 626 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 11077352001 + 1174775625 = 105249^2 + 34275^2 .

It is a super-2 number, since 2×12252127626² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12252127627) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 619351 + ... + 638826.

Almost surely, 2^12252127626 is an apocalyptic number.

12252127626 is an abundant number, since it is smaller than the sum of its proper divisors (14343238938).

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

12252127626 is a wasteful number, since it uses less digits than its factorization.

12252127626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1258726 (or 1258723 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The spelling of 12252127626 in words is "twelve billion, two hundred fifty-two million, one hundred twenty-seven thousand, six hundred twenty-six".