79856490603 has 8 divisors (see below), whose sum is σ = 109072280016. Its totient is φ = 51939180800.

The previous prime is 79856490601. The next prime is 79856490607. The reversal of 79856490603 is 30609465897.

It is a happy number.

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 79856490603 - 2¹ = 79856490601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79856490601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 324619758 + ... + 324620003.

It is an arithmetic number, because the mean of its divisors is an integer number (13634035002).

Almost surely, 2^79856490603 is an apocalyptic number.

79856490603 is a deficient number, since it is larger than the sum of its proper divisors (29215789413).

79856490603 is a wasteful number, since it uses less digits than its factorization.

79856490603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649239805.

The product of its (nonzero) digits is 9797760, while the sum is 57.

The spelling of 79856490603 in words is "seventy-nine billion, eight hundred fifty-six million, four hundred ninety thousand, six hundred three".