38227669836 has 24 divisors (see below), whose sum is σ = 89215264320. Its totient is φ = 12740075472.

The previous prime is 38227669807. The next prime is 38227669957. The reversal of 38227669836 is 63896672283.

It is a happy number.

It is a super-2 number, since 2×38227669836² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 38227669836.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245406 + ... + 369701.

It is an arithmetic number, because the mean of its divisors is an integer number (3717302680).

Almost surely, 2^38227669836 is an apocalyptic number.

It is an amenable number.

38227669836 is an abundant number, since it is smaller than the sum of its proper divisors (50987594484).

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

38227669836 is a wasteful number, since it uses less digits than its factorization.

38227669836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620293 (or 620291 counting only the distinct ones).

The product of its digits is 31352832, while the sum is 60.

The spelling of 38227669836 in words is "thirty-eight billion, two hundred twenty-seven million, six hundred sixty-nine thousand, eight hundred thirty-six".