13946214636 has 24 divisors (see below), whose sum is σ = 36156853040. Its totient is φ = 4648738176.

The previous prime is 13946214629. The next prime is 13946214641. The reversal of 13946214636 is 63641264931.

13946214636 is a `hidden beast` number, since 1 + 3 + 9 + 4 + 6 + 2 + 1 + 4 + 636 = 666.

It is a super-2 number, since 2×13946214636² (a number of 21 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 13946214591 and 13946214600.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64565701 + ... + 64565916.

Almost surely, 2^13946214636 is an apocalyptic number.

It is an amenable number.

13946214636 is an abundant number, since it is smaller than the sum of its proper divisors (22210638404).

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

13946214636 is a wasteful number, since it uses less digits than its factorization.

13946214636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129131630 (or 129131622 counting only the distinct ones).

The product of its digits is 559872, while the sum is 45.

The spelling of 13946214636 in words is "thirteen billion, nine hundred forty-six million, two hundred fourteen thousand, six hundred thirty-six".