79189814611 has 2 divisors, whose sum is σ = 79189814612. Its totient is φ = 79189814610.

The previous prime is 79189814603. The next prime is 79189814651. The reversal of 79189814611 is 11641898197.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 79189814611 - 2³ = 79189814603 is a prime.

It is a super-3 number, since 3×79189814611³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (79189814651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39594907305 + 39594907306.

It is an arithmetic number, because the mean of its divisors is an integer number (39594907306).

Almost surely, 2^79189814611 is an apocalyptic number.

79189814611 is a deficient number, since it is larger than the sum of its proper divisors (1).

79189814611 is an equidigital number, since it uses as much as digits as its factorization.

79189814611 is an evil number, because the sum of its binary digits is even.

The product of its digits is 870912, while the sum is 55.

The spelling of 79189814611 in words is "seventy-nine billion, one hundred eighty-nine million, eight hundred fourteen thousand, six hundred eleven".