80898795539 has 2 divisors, whose sum is σ = 80898795540. Its totient is φ = 80898795538.

The previous prime is 80898795469. The next prime is 80898795583. The reversal of 80898795539 is 93559789808.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 80898795539 - 2²⁴ = 80882018323 is a prime.

It is not a weakly prime, because it can be changed into another prime (80898795739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40449397769 + 40449397770.

It is an arithmetic number, because the mean of its divisors is an integer number (40449397770).

Almost surely, 2^80898795539 is an apocalyptic number.

80898795539 is a deficient number, since it is larger than the sum of its proper divisors (1).

80898795539 is an equidigital number, since it uses as much as digits as its factorization.

80898795539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 195955200, while the sum is 71.

The spelling of 80898795539 in words is "eighty billion, eight hundred ninety-eight million, seven hundred ninety-five thousand, five hundred thirty-nine".