6718872134 has 16 divisors (see below), whose sum is σ = 11227824720. Its totient is φ = 2994085920.

The previous prime is 6718872119. The next prime is 6718872157. The reversal of 6718872134 is 4312788176.

It is a happy number.

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, 4454732 + ... + 4456239.

It is an arithmetic number, because the mean of its divisors is an integer number (701739045).

Almost surely, 2^6718872134 is an apocalyptic number.

6718872134 is a deficient number, since it is larger than the sum of its proper divisors (4508952586).

6718872134 is a wasteful number, since it uses less digits than its factorization.

6718872134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8911015.

The product of its digits is 451584, while the sum is 47.

The square root of 6718872134 is about 81968.7265608049. The cubic root of 6718872134 is about 1886.9720122784.

The spelling of 6718872134 in words is "six billion, seven hundred eighteen million, eight hundred seventy-two thousand, one hundred thirty-four".