80148317597 has 2 divisors, whose sum is σ = 80148317598. Its totient is φ = 80148317596.

The previous prime is 80148317573. The next prime is 80148317651. The reversal of 80148317597 is 79571384108.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62937763876 + 17210553721 = 250874^2 + 131189^2 .

It is a cyclic number.

It is not a de Polignac number, because 80148317597 - 2⁸ = 80148317341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80148317567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40074158798 + 40074158799.

It is an arithmetic number, because the mean of its divisors is an integer number (40074158799).

Almost surely, 2^80148317597 is an apocalyptic number.

It is an amenable number.

80148317597 is a deficient number, since it is larger than the sum of its proper divisors (1).

80148317597 is an equidigital number, since it uses as much as digits as its factorization.

80148317597 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1693440, while the sum is 53.

The spelling of 80148317597 in words is "eighty billion, one hundred forty-eight million, three hundred seventeen thousand, five hundred ninety-seven".