6690319474 has 16 divisors (see below), whose sum is σ = 10144922112. Its totient is φ = 3308755968.

The previous prime is 6690319469. The next prime is 6690319499. The reversal of 6690319474 is 4749130966.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158962 + ... + 196594.

It is an arithmetic number, because the mean of its divisors is an integer number (634057632).

Almost surely, 2^6690319474 is an apocalyptic number.

6690319474 is a deficient number, since it is larger than the sum of its proper divisors (3454602638).

6690319474 is a wasteful number, since it uses less digits than its factorization.

6690319474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38601.

The product of its (nonzero) digits is 979776, while the sum is 49.

The square root of 6690319474 is about 81794.3731194267. The cubic root of 6690319474 is about 1884.2952449889.

The spelling of 6690319474 in words is "six billion, six hundred ninety million, three hundred nineteen thousand, four hundred seventy-four".