6798590464 has 20 divisors (see below), whose sum is σ = 13583903454. Its totient is φ = 3399294976.

The previous prime is 6798590443. The next prime is 6798590471. The reversal of 6798590464 is 4640958976.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5330168064 + 1468422400 = 73008^2 + 38320^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6798590399 and 6798590408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6638737 + ... + 6639760.

Almost surely, 2^6798590464 is an apocalyptic number.

6798590464 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

6798590464 is a deficient number, since it is larger than the sum of its proper divisors (6785312990).

6798590464 is an equidigital number, since it uses as much as digits as its factorization.

6798590464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13278515 (or 13278499 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 58.

The square root of 6798590464 is about 82453.5655020448. The cubic root of 6798590464 is about 1894.4055625141.

The spelling of 6798590464 in words is "six billion, seven hundred ninety-eight million, five hundred ninety thousand, four hundred sixty-four".