7798994194 has 16 divisors (see below), whose sum is σ = 12093969888. Its totient is φ = 3769540992.

The previous prime is 7798994183. The next prime is 7798994197. The reversal of 7798994194 is 4914998977.

It is not an unprimeable number, because it can be changed into a prime (7798994197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 459112 + ... + 475795.

It is an arithmetic number, because the mean of its divisors is an integer number (755873118).

Almost surely, 2^7798994194 is an apocalyptic number.

7798994194 is a deficient number, since it is larger than the sum of its proper divisors (4294975694).

7798994194 is a wasteful number, since it uses less digits than its factorization.

7798994194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935049.

The product of its digits is 41150592, while the sum is 67.

The square root of 7798994194 is about 88311.9142245258. The cubic root of 7798994194 is about 1983.1072351319.

The spelling of 7798994194 in words is "seven billion, seven hundred ninety-eight million, nine hundred ninety-four thousand, one hundred ninety-four".