12612546252 has 36 divisors (see below), whose sum is σ = 32981086320. Its totient is φ = 4059209952.

The previous prime is 12612546251. The next prime is 12612546259. The reversal of 12612546252 is 25264521621.

12612546252 is a `hidden beast` number, since 1 + 2 + 6 + 1 + 25 + 4 + 625 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (12612546251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6039448 + ... + 6041535.

Almost surely, 2^12612546252 is an apocalyptic number.

12612546252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12612546252 is an abundant number, since it is smaller than the sum of its proper divisors (20368540068).

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

12612546252 is a wasteful number, since it uses less digits than its factorization.

12612546252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12081022 (or 12081017 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The spelling of 12612546252 in words is "twelve billion, six hundred twelve million, five hundred forty-six thousand, two hundred fifty-two".