20367361636 has 12 divisors (see below), whose sum is σ = 35774408320. Its totient is φ = 10146102120.

The previous prime is 20367361613. The next prime is 20367361669. The reversal of 20367361636 is 63616376302.

It is a junction number, because it is equal to n+sod(n) for n = 20367361592 and 20367361601.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9393456 + ... + 9395623.

Almost surely, 2^20367361636 is an apocalyptic number.

It is an amenable number.

20367361636 is a deficient number, since it is larger than the sum of its proper divisors (15407046684).

20367361636 is a wasteful number, since it uses less digits than its factorization.

20367361636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18789354 (or 18789352 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 43.

The spelling of 20367361636 in words is "twenty billion, three hundred sixty-seven million, three hundred sixty-one thousand, six hundred thirty-six".