6773647990 has 16 divisors (see below), whose sum is σ = 12451983552. Its totient is φ = 2651810944.

The previous prime is 6773647961. The next prime is 6773648009. The reversal of 6773647990 is 997463776.

It is a congruent number.

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, 7205539 + ... + 7206478.

It is an arithmetic number, because the mean of its divisors is an integer number (778248972).

Almost surely, 2^6773647990 is an apocalyptic number.

6773647990 is a deficient number, since it is larger than the sum of its proper divisors (5678335562).

6773647990 is a wasteful number, since it uses less digits than its factorization.

6773647990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14412071.

The product of its (nonzero) digits is 12002256, while the sum is 58.

The square root of 6773647990 is about 82302.1748801330. The cubic root of 6773647990 is about 1892.0860099356.

The spelling of 6773647990 in words is "six billion, seven hundred seventy-three million, six hundred forty-seven thousand, nine hundred ninety".