12252127628 has 12 divisors (see below), whose sum is σ = 23090548320. Its totient is φ = 5654828112.

The previous prime is 12252127627. The next prime is 12252127633. The reversal of 12252127628 is 82672125221.

It is a super-2 number, since 2×12252127628² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12252127591 and 12252127600.

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 3 ways as a sum of consecutive naturals, for example, 117808868 + ... + 117808971.

It is an arithmetic number, because the mean of its divisors is an integer number (1924212360).

Almost surely, 2^12252127628 is an apocalyptic number.

It is an amenable number.

12252127628 is a deficient number, since it is larger than the sum of its proper divisors (10838420692).

12252127628 is a wasteful number, since it uses less digits than its factorization.

12252127628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235617856 (or 235617854 counting only the distinct ones).

The product of its digits is 53760, while the sum is 38.

The spelling of 12252127628 in words is "twelve billion, two hundred fifty-two million, one hundred twenty-seven thousand, six hundred twenty-eight".