6747149164 has 24 divisors (see below), whose sum is σ = 13959620640. Its totient is φ = 2791923456.

The previous prime is 6747149141. The next prime is 6747149203. The reversal of 6747149164 is 4619417476.

It is a happy 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, 4153837 + ... + 4155460.

It is an arithmetic number, because the mean of its divisors is an integer number (581650860).

Almost surely, 2^6747149164 is an apocalyptic number.

It is an amenable number.

6747149164 is an abundant number, since it is smaller than the sum of its proper divisors (7212471476).

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

6747149164 is a wasteful number, since it uses less digits than its factorization.

6747149164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8309337 (or 8309335 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 49.

The square root of 6747149164 is about 82141.0321581121. The cubic root of 6747149164 is about 1889.6154760223.

The spelling of 6747149164 in words is "six billion, seven hundred forty-seven million, one hundred forty-nine thousand, one hundred sixty-four".