6864732884 has 6 divisors (see below), whose sum is σ = 12013282554. Its totient is φ = 3432366440.

The previous prime is 6864732863. The next prime is 6864732899. The reversal of 6864732884 is 4882374686.

It can be written as a sum of positive squares in only one way, i.e., 6290076100 + 574656784 = 79310^2 + 23972^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 858091607 + ... + 858091614.

It is an arithmetic number, because the mean of its divisors is an integer number (2002213759).

Almost surely, 2^6864732884 is an apocalyptic number.

It is an amenable number.

6864732884 is a deficient number, since it is larger than the sum of its proper divisors (5148549670).

6864732884 is a wasteful number, since it uses less digits than its factorization.

6864732884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1716183225 (or 1716183223 counting only the distinct ones).

The product of its digits is 12386304, while the sum is 56.

The square root of 6864732884 is about 82853.6835873940. The cubic root of 6864732884 is about 1900.5292047574.

The spelling of 6864732884 in words is "six billion, eight hundred sixty-four million, seven hundred thirty-two thousand, eight hundred eighty-four".