6909990704 has 10 divisors (see below), whose sum is σ = 13388107020. Its totient is φ = 3454995344.

The previous prime is 6909990701. The next prime is 6909990707. The reversal of 6909990704 is 4070999096.

It is an interprime number because it is at equal distance from previous prime (6909990701) and next prime (6909990707).

It is not an unprimeable number, because it can be changed into a prime (6909990701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215937194 + ... + 215937225.

It is an arithmetic number, because the mean of its divisors is an integer number (1338810702).

Almost surely, 2^6909990704 is an apocalyptic number.

It is an amenable number.

6909990704 is a deficient number, since it is larger than the sum of its proper divisors (6478116316).

6909990704 is a wasteful number, since it uses less digits than its factorization.

6909990704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431874427 (or 431874421 counting only the distinct ones).

The product of its (nonzero) digits is 1102248, while the sum is 53.

The square root of 6909990704 is about 83126.3538476216. The cubic root of 6909990704 is about 1904.6966635367.

The spelling of 6909990704 in words is "six billion, nine hundred nine million, nine hundred ninety thousand, seven hundred four".