3656204615442 has 16 divisors (see below), whose sum is σ = 7318920739680. Its totient is φ = 1217649620352.

The previous prime is 3656204615423. The next prime is 3656204615477. The reversal of 3656204615442 is 2445164026563.

It is a junction number, because it is equal to n+sod(n) for n = 3656204615391 and 3656204615400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271305567 + ... + 271319042.

It is an arithmetic number, because the mean of its divisors is an integer number (457432546230).

Almost surely, 2^{3656204615442} is an apocalyptic number.

3656204615442 is an abundant number, since it is smaller than the sum of its proper divisors (3662716124238).

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

3656204615442 is a wasteful number, since it uses less digits than its factorization.

3656204615442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542625737.

The product of its (nonzero) digits is 4147200, while the sum is 48.

The spelling of 3656204615442 in words is "three trillion, six hundred fifty-six billion, two hundred four million, six hundred fifteen thousand, four hundred forty-two".