80824823416457 has 2 divisors, whose sum is σ = 80824823416458. Its totient is φ = 80824823416456.

The previous prime is 80824823416433. The next prime is 80824823416481. The reversal of 80824823416457 is 75461432842808.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (80824823416433) and next prime (80824823416481).

It can be written as a sum of positive squares in only one way, i.e., 47512290983056 + 33312532433401 = 6892916^2 + 5771701^2 .

It is a cyclic number.

It is not a de Polignac number, because 80824823416457 - 2³⁴ = 80807643547273 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80824823416457.

It is not a weakly prime, because it can be changed into another prime (80824828416457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40412411708228 + 40412411708229.

It is an arithmetic number, because the mean of its divisors is an integer number (40412411708229).

Almost surely, 2^{80824823416457} is an apocalyptic number.

It is an amenable number.

80824823416457 is a deficient number, since it is larger than the sum of its proper divisors (1).

80824823416457 is an equidigital number, since it uses as much as digits as its factorization.

80824823416457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82575360, while the sum is 62.

The spelling of 80824823416457 in words is "eighty trillion, eight hundred twenty-four billion, eight hundred twenty-three million, four hundred sixteen thousand, four hundred fifty-seven".