481564686419 has 2 divisors, whose sum is σ = 481564686420. Its totient is φ = 481564686418.

The previous prime is 481564686401. The next prime is 481564686431. The reversal of 481564686419 is 914686465184.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 481564686419 - 2²⁴ = 481547909203 is a prime.

It is a super-2 number, since 2×481564686419² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (481564686439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240782343209 + 240782343210.

It is an arithmetic number, because the mean of its divisors is an integer number (240782343210).

Almost surely, 2^481564686419 is an apocalyptic number.

481564686419 is a deficient number, since it is larger than the sum of its proper divisors (1).

481564686419 is an equidigital number, since it uses as much as digits as its factorization.

481564686419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 39813120, while the sum is 62.

The spelling of 481564686419 in words is "four hundred eighty-one billion, five hundred sixty-four million, six hundred eighty-six thousand, four hundred nineteen".