4015393700664 has 64 divisors (see below), whose sum is σ = 10401032017440. Its totient is φ = 1290765127680.

The previous prime is 4015393700651. The next prime is 4015393700687. The reversal of 4015393700664 is 4660073935104.

It is a super-2 number, since 2×4015393700664² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 19907797 + ... + 20108484.

Almost surely, 2^{4015393700664} is an apocalyptic number.

It is an amenable number.

4015393700664 is an abundant number, since it is smaller than the sum of its proper divisors (6385638316776).

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

4015393700664 is a wasteful number, since it uses less digits than its factorization.

4015393700664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40016440 (or 40016436 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 48.

The spelling of 4015393700664 in words is "four trillion, fifteen billion, three hundred ninety-three million, seven hundred thousand, six hundred sixty-four".