2864801564 has 12 divisors (see below), whose sum is σ = 5017095888. Its totient is φ = 1431345600.

The previous prime is 2864801557. The next prime is 2864801579. The reversal of 2864801564 is 4651084682.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257672 + ... + 268559.

It is an arithmetic number, because the mean of its divisors is an integer number (418091324).

Almost surely, 2^2864801564 is an apocalyptic number.

It is an amenable number.

2864801564 is a deficient number, since it is larger than the sum of its proper divisors (2152294324).

2864801564 is a wasteful number, since it uses less digits than its factorization.

2864801564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527596 (or 527594 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 44.

The square root of 2864801564 is about 53523.8410804008. The cubic root of 2864801564 is about 1420.2501648785.

The spelling of 2864801564 in words is "two billion, eight hundred sixty-four million, eight hundred one thousand, five hundred sixty-four".