80493859463 has 2 divisors, whose sum is σ = 80493859464. Its totient is φ = 80493859462.

The previous prime is 80493859451. The next prime is 80493859531. The reversal of 80493859463 is 36495839408.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80493859463 - 2⁴ = 80493859447 is a prime.

It is a super-2 number, since 2×80493859463² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80493859363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40246929731 + 40246929732.

It is an arithmetic number, because the mean of its divisors is an integer number (40246929732).

Almost surely, 2^80493859463 is an apocalyptic number.

80493859463 is a deficient number, since it is larger than the sum of its proper divisors (1).

80493859463 is an equidigital number, since it uses as much as digits as its factorization.

80493859463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22394880, while the sum is 59.

The spelling of 80493859463 in words is "eighty billion, four hundred ninety-three million, eight hundred fifty-nine thousand, four hundred sixty-three".