6739990616 has 16 divisors (see below), whose sum is σ = 12650353200. Its totient is φ = 3366563104.

The previous prime is 6739990571. The next prime is 6739990627. The reversal of 6739990616 is 6160999376.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420671 + ... + 436398.

It is an arithmetic number, because the mean of its divisors is an integer number (790647075).

Almost surely, 2^6739990616 is an apocalyptic number.

It is an amenable number.

6739990616 is a deficient number, since it is larger than the sum of its proper divisors (5910362584).

6739990616 is a wasteful number, since it uses less digits than its factorization.

6739990616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858058 (or 858054 counting only the distinct ones).

The product of its (nonzero) digits is 3306744, while the sum is 56.

The square root of 6739990616 is about 82097.4458555198. The cubic root of 6739990616 is about 1888.9469620828.

The spelling of 6739990616 in words is "six billion, seven hundred thirty-nine million, nine hundred ninety thousand, six hundred sixteen".