79833926404 has 6 divisors (see below), whose sum is σ = 139709371214. Its totient is φ = 39916963200.

The previous prime is 79833926369. The next prime is 79833926407. The reversal of 79833926404 is 40462933897.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 77897926404 + 1936000000 = 279102^2 + 44000^2 .

It is not an unprimeable number, because it can be changed into a prime (79833926407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9979240797 + ... + 9979240804.

Almost surely, 2^79833926404 is an apocalyptic number.

It is an amenable number.

79833926404 is a deficient number, since it is larger than the sum of its proper divisors (59875444810).

79833926404 is a wasteful number, since it uses less digits than its factorization.

79833926404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19958481605 (or 19958481603 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 55.

The spelling of 79833926404 in words is "seventy-nine billion, eight hundred thirty-three million, nine hundred twenty-six thousand, four hundred four".