36672279668 has 6 divisors (see below), whose sum is σ = 64176489426. Its totient is φ = 18336139832.

The previous prime is 36672279649. The next prime is 36672279671. The reversal of 36672279668 is 86697227663.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 36671484004 + 795664 = 191498^2 + 892^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 36672279668.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4584034955 + ... + 4584034962.

It is an arithmetic number, because the mean of its divisors is an integer number (10696081571).

Almost surely, 2^36672279668 is an apocalyptic number.

It is an amenable number.

36672279668 is a deficient number, since it is larger than the sum of its proper divisors (27504209758).

36672279668 is a wasteful number, since it uses less digits than its factorization.

36672279668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9168069921 (or 9168069919 counting only the distinct ones).

The product of its digits is 54867456, while the sum is 62.

The spelling of 36672279668 in words is "thirty-six billion, six hundred seventy-two million, two hundred seventy-nine thousand, six hundred sixty-eight".