636069996 has 42 divisors (see below), whose sum is σ = 1668927932. Its totient is φ = 212022360.

The previous prime is 636069989. The next prime is 636070003. The reversal of 636069996 is 699960636.

636069996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (636069989) and next prime (636070003).

It is a super-2 number, since 2×636069996² = 809170079622880032, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 106150 + ... + 111981.

Almost surely, 2^636069996 is an apocalyptic number.

It is an amenable number.

636069996 is an abundant number, since it is smaller than the sum of its proper divisors (1032857936).

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

636069996 is a wasteful number, since it uses less digits than its factorization.

636069996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218153 (or 218136 counting only the distinct ones).

The product of its (nonzero) digits is 2834352, while the sum is 54.

The square root of 636069996 is about 25220.4281486259. The cubic root of 636069996 is about 860.0063078679.

The spelling of 636069996 in words is "six hundred thirty-six million, sixty-nine thousand, nine hundred ninety-six".