80546035005257 has 2 divisors, whose sum is σ = 80546035005258. Its totient is φ = 80546035005256.

The previous prime is 80546035005253. The next prime is 80546035005311. The reversal of 80546035005257 is 75250053064508.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62227943163961 + 18318091841296 = 7888469^2 + 4279964^2 .

It is a cyclic number.

It is not a de Polignac number, because 80546035005257 - 2² = 80546035005253 is a prime.

It is not a weakly prime, because it can be changed into another prime (80546035005253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40273017502628 + 40273017502629.

It is an arithmetic number, because the mean of its divisors is an integer number (40273017502629).

Almost surely, 2^{80546035005257} is an apocalyptic number.

It is an amenable number.

80546035005257 is a deficient number, since it is larger than the sum of its proper divisors (1).

80546035005257 is an equidigital number, since it uses as much as digits as its factorization.

80546035005257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040000, while the sum is 50.

The spelling of 80546035005257 in words is "eighty trillion, five hundred forty-six billion, thirty-five million, five thousand, two hundred fifty-seven".