6853740904 has 8 divisors (see below), whose sum is σ = 12850764210. Its totient is φ = 3426870448.

The previous prime is 6853740899. The next prime is 6853740941. The reversal of 6853740904 is 4090473586.

It can be written as a sum of positive squares in only one way, i.e., 5944718404 + 909022500 = 77102^2 + 30150^2 .

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

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 428358799 + ... + 428358814.

Almost surely, 2^6853740904 is an apocalyptic number.

It is an amenable number.

6853740904 is a deficient number, since it is larger than the sum of its proper divisors (5997023306).

6853740904 is a wasteful number, since it uses less digits than its factorization.

6853740904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856717619 (or 856717615 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 46.

The square root of 6853740904 is about 82787.3233291185. The cubic root of 6853740904 is about 1899.5142714036.

The spelling of 6853740904 in words is "six billion, eight hundred fifty-three million, seven hundred forty thousand, nine hundred four".