7916997834 has 24 divisors (see below), whose sum is σ = 17788811040. Its totient is φ = 2638999116.

The previous prime is 7916997827. The next prime is 7916997853. The reversal of 7916997834 is 4387996197.

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, 8144574 + ... + 8145545.

It is an arithmetic number, because the mean of its divisors is an integer number (741200460).

Almost surely, 2^7916997834 is an apocalyptic number.

7916997834 is an abundant number, since it is smaller than the sum of its proper divisors (9871813206).

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

7916997834 is a wasteful number, since it uses less digits than its factorization.

7916997834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16290136 (or 16290124 counting only the distinct ones).

The product of its digits is 20575296, while the sum is 63.

The square root of 7916997834 is about 88977.5130805531. The cubic root of 7916997834 is about 1993.0590926011.

The spelling of 7916997834 in words is "seven billion, nine hundred sixteen million, nine hundred ninety-seven thousand, eight hundred thirty-four".