6816537734 has 32 divisors (see below), whose sum is σ = 10729205760. Its totient is φ = 3244212000.

The previous prime is 6816537691. The next prime is 6816537743. The reversal of 6816537734 is 4377356186.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 960752 + ... + 967820.

It is an arithmetic number, because the mean of its divisors is an integer number (335287680).

Almost surely, 2^6816537734 is an apocalyptic number.

6816537734 is a deficient number, since it is larger than the sum of its proper divisors (3912668026).

6816537734 is a wasteful number, since it uses less digits than its factorization.

6816537734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7356.

The product of its digits is 2540160, while the sum is 50.

The square root of 6816537734 is about 82562.3263601505. The cubic root of 6816537734 is about 1896.0710809919.

The spelling of 6816537734 in words is "six billion, eight hundred sixteen million, five hundred thirty-seven thousand, seven hundred thirty-four".