485456381983 has 2 divisors, whose sum is σ = 485456381984. Its totient is φ = 485456381982.

The previous prime is 485456381951. The next prime is 485456381999. The reversal of 485456381983 is 389183654584.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 485456381983 - 2⁵ = 485456381951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485456381483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242728190991 + 242728190992.

It is an arithmetic number, because the mean of its divisors is an integer number (242728190992).

Almost surely, 2^485456381983 is an apocalyptic number.

485456381983 is a deficient number, since it is larger than the sum of its proper divisors (1).

485456381983 is an equidigital number, since it uses as much as digits as its factorization.

485456381983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 99532800, while the sum is 64.

The spelling of 485456381983 in words is "four hundred eighty-five billion, four hundred fifty-six million, three hundred eighty-one thousand, nine hundred eighty-three".