12623302857636 has 60 divisors (see below), whose sum is σ = 33000952531932. Its totient is φ = 4207621574592.

The previous prime is 12623302857619. The next prime is 12623302857637. The reversal of 12623302857636 is 63675820332621.

12623302857636 is a `hidden beast` number, since 1 + 2 + 6 + 2 + 3 + 30 + 2 + 8 + 576 + 36 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7164958441536 + 5458344416100 = 2676744^2 + 2336310^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (12623302857637) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8881366 + ... + 10204178.

Almost surely, 2^{12623302857636} is an apocalyptic number.

It is an amenable number.

12623302857636 is an abundant number, since it is smaller than the sum of its proper divisors (20377649674296).

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

12623302857636 is a wasteful number, since it uses less digits than its factorization.

12623302857636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352282 (or 1352271 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 54.

The spelling of 12623302857636 in words is "twelve trillion, six hundred twenty-three billion, three hundred two million, eight hundred fifty-seven thousand, six hundred thirty-six".