12220683624 has 64 divisors (see below), whose sum is σ = 34009416000. Its totient is φ = 4065992640.

The previous prime is 12220683583. The next prime is 12220683653. The reversal of 12220683624 is 42638602221.

12220683624 is a `hidden beast` number, since 1 + 2 + 2 + 20 + 6 + 8 + 3 + 624 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64567 + ... + 169145.

It is an arithmetic number, because the mean of its divisors is an integer number (531397125).

Almost surely, 2^12220683624 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12220683624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17004708000).

12220683624 is an abundant number, since it is smaller than the sum of its proper divisors (21788732376).

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

12220683624 is a wasteful number, since it uses less digits than its factorization.

12220683624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105135 (or 105125 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 12220683624 in words is "twelve billion, two hundred twenty million, six hundred eighty-three thousand, six hundred twenty-four".