79855530593 has 16 divisors (see below), whose sum is σ = 85146412032. Its totient is φ = 74732658000.

The previous prime is 79855530563. The next prime is 79855530607. The reversal of 79855530593 is 39503555897.

It is not a de Polignac number, because 79855530593 - 2¹⁰ = 79855529569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79855530563) by changing a digit.

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, 27278 + ... + 400568.

It is an arithmetic number, because the mean of its divisors is an integer number (5321650752).

Almost surely, 2^79855530593 is an apocalyptic number.

It is an amenable number.

79855530593 is a deficient number, since it is larger than the sum of its proper divisors (5290881439).

79855530593 is a wasteful number, since it uses less digits than its factorization.

79855530593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373516.

The product of its (nonzero) digits is 25515000, while the sum is 59.

The spelling of 79855530593 in words is "seventy-nine billion, eight hundred fifty-five million, five hundred thirty thousand, five hundred ninety-three".