3996729564022 has 32 divisors (see below), whose sum is σ = 6578427623040. Its totient is φ = 1809741847680.

The previous prime is 3996729563971. The next prime is 3996729564043. The reversal of 3996729564022 is 2204659276993.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29409004 + ... + 29544592.

It is an arithmetic number, because the mean of its divisors is an integer number (205575863220).

Almost surely, 2^{3996729564022} is an apocalyptic number.

3996729564022 is a deficient number, since it is larger than the sum of its proper divisors (2581698059018).

3996729564022 is a wasteful number, since it uses less digits than its factorization.

3996729564022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157048.

The product of its (nonzero) digits is 88179840, while the sum is 64.

The spelling of 3996729564022 in words is "three trillion, nine hundred ninety-six billion, seven hundred twenty-nine million, five hundred sixty-four thousand, twenty-two".