575720377447664 has 40 divisors (see below), whose sum is σ = 1143743496177600. Its totient is φ = 280629954379008.

The previous prime is 575720377447651. The next prime is 575720377447669. The reversal of 575720377447664 is 466744773027575.

It is a junction number, because it is equal to n+sod(n) for n = 575720377447591 and 575720377447600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (575720377447669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2162018264 + ... + 2162284535.

It is an arithmetic number, because the mean of its divisors is an integer number (28593587404440).

Almost surely, 2^{575720377447664} is an apocalyptic number.

It is an amenable number.

575720377447664 is a deficient number, since it is larger than the sum of its proper divisors (568023118729936).

575720377447664 is a wasteful number, since it uses less digits than its factorization.

575720377447664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4324303017 (or 4324303011 counting only the distinct ones).

The product of its (nonzero) digits is 5808499200, while the sum is 74.

The spelling of 575720377447664 in words is "five hundred seventy-five trillion, seven hundred twenty billion, three hundred seventy-seven million, four hundred forty-seven thousand, six hundred sixty-four".