7944849934 has 16 divisors (see below), whose sum is σ = 14211906048. Its totient is φ = 3256894872.

The previous prime is 7944849919. The next prime is 7944849971. The reversal of 7944849934 is 4399484497.

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, 12336402 + ... + 12337045.

It is an arithmetic number, because the mean of its divisors is an integer number (888244128).

Almost surely, 2^7944849934 is an apocalyptic number.

7944849934 is a deficient number, since it is larger than the sum of its proper divisors (6267056114).

7944849934 is a wasteful number, since it uses less digits than its factorization.

7944849934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24673479.

The product of its digits is 31352832, while the sum is 61.

The square root of 7944849934 is about 89133.8876858852. The cubic root of 7944849934 is about 1995.3935596658.

The spelling of 7944849934 in words is "seven billion, nine hundred forty-four million, eight hundred forty-nine thousand, nine hundred thirty-four".