80840416133 has 2 divisors, whose sum is σ = 80840416134. Its totient is φ = 80840416132.

The previous prime is 80840416093. The next prime is 80840416157. The reversal of 80840416133 is 33161404808.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70459455364 + 10380960769 = 265442^2 + 101887^2 .

It is a cyclic number.

It is not a de Polignac number, because 80840416133 - 2²⁶ = 80773307269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80840416633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40420208066 + 40420208067.

It is an arithmetic number, because the mean of its divisors is an integer number (40420208067).

Almost surely, 2^80840416133 is an apocalyptic number.

It is an amenable number.

80840416133 is a deficient number, since it is larger than the sum of its proper divisors (1).

80840416133 is an equidigital number, since it uses as much as digits as its factorization.

80840416133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 38.

The spelling of 80840416133 in words is "eighty billion, eight hundred forty million, four hundred sixteen thousand, one hundred thirty-three".