79666104 has 64 divisors (see below), whose sum is σ = 228729600. Its totient is φ = 22650624.

The previous prime is 79666091. The next prime is 79666117. The reversal of 79666104 is 40166697.

It is an interprime number because it is at equal distance from previous prime (79666091) and next prime (79666117).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37092 + ... + 39180.

It is an arithmetic number, because the mean of its divisors is an integer number (3573900).

Almost surely, 2^79666104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79666104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114364800).

79666104 is an abundant number, since it is smaller than the sum of its proper divisors (149063496).

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

79666104 is a wasteful number, since it uses less digits than its factorization.

79666104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2332 (or 2328 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 79666104 is about 8925.5870395173. The cubic root of 79666104 is about 430.2866378014.

The spelling of 79666104 in words is "seventy-nine million, six hundred sixty-six thousand, one hundred four".