6764593768 has 8 divisors (see below), whose sum is σ = 12683613330. Its totient is φ = 3382296880.

The previous prime is 6764593757. The next prime is 6764593861. The reversal of 6764593768 is 8673954676.

It can be written as a sum of positive squares in only one way, i.e., 4469992164 + 2294601604 = 66858^2 + 47902^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 422787103 + ... + 422787118.

Almost surely, 2^6764593768 is an apocalyptic number.

It is an amenable number.

6764593768 is a deficient number, since it is larger than the sum of its proper divisors (5919019562).

6764593768 is a wasteful number, since it uses less digits than its factorization.

6764593768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845574227 (or 845574223 counting only the distinct ones).

The product of its digits is 45722880, while the sum is 61.

The square root of 6764593768 is about 82247.1505159905. The cubic root of 6764593768 is about 1891.2425941205.

The spelling of 6764593768 in words is "six billion, seven hundred sixty-four million, five hundred ninety-three thousand, seven hundred sixty-eight".