79966463 has 8 divisors (see below), whose sum is σ = 81239568. Its totient is φ = 78698304.

The previous prime is 79966457. The next prime is 79966483. The reversal of 79966463 is 36466997.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 79966463 - 2⁸ = 79966207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79966483) 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, 43856 + ... + 45642.

It is an arithmetic number, because the mean of its divisors is an integer number (10154946).

Almost surely, 2^79966463 is an apocalyptic number.

79966463 is a gapful number since it is divisible by the number (73) formed by its first and last digit.

79966463 is a deficient number, since it is larger than the sum of its proper divisors (1273105).

79966463 is a wasteful number, since it uses less digits than its factorization.

79966463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2473.

The product of its digits is 1469664, while the sum is 50.

The square root of 79966463 is about 8942.3969381816. The cubic root of 79966463 is about 430.8267185272.

The spelling of 79966463 in words is "seventy-nine million, nine hundred sixty-six thousand, four hundred sixty-three".