6747212646 has 24 divisors (see below), whose sum is σ = 14958938280. Its totient is φ = 2196766656.

The previous prime is 6747212639. The next prime is 6747212669. The reversal of 6747212646 is 6462127476.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4357891 + ... + 4359438.

It is an arithmetic number, because the mean of its divisors is an integer number (623289095).

Almost surely, 2^6747212646 is an apocalyptic number.

6747212646 is an abundant number, since it is smaller than the sum of its proper divisors (8211725634).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6747212646 is a wasteful number, since it uses less digits than its factorization.

6747212646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8717380 (or 8717377 counting only the distinct ones).

The product of its digits is 677376, while the sum is 45.

The square root of 6747212646 is about 82141.4185779622. The cubic root of 6747212646 is about 1889.6214022879.

The spelling of 6747212646 in words is "six billion, seven hundred forty-seven million, two hundred twelve thousand, six hundred forty-six".