72196611163 has 2 divisors, whose sum is σ = 72196611164. Its totient is φ = 72196611162.

The previous prime is 72196611133. The next prime is 72196611191. The reversal of 72196611163 is 36111669127.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72196611163 - 2¹⁷ = 72196480091 is a prime.

It is not a weakly prime, because it can be changed into another prime (72196611133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36098305581 + 36098305582.

It is an arithmetic number, because the mean of its divisors is an integer number (36098305582).

Almost surely, 2^72196611163 is an apocalyptic number.

72196611163 is a deficient number, since it is larger than the sum of its proper divisors (1).

72196611163 is an equidigital number, since it uses as much as digits as its factorization.

72196611163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 43.

The spelling of 72196611163 in words is "seventy-two billion, one hundred ninety-six million, six hundred eleven thousand, one hundred sixty-three".