481196532821 has 2 divisors, whose sum is σ = 481196532822. Its totient is φ = 481196532820.

The previous prime is 481196532799. The next prime is 481196532847. The reversal of 481196532821 is 128235691184.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 405138615025 + 76057917796 = 636505^2 + 275786^2 .

It is a cyclic number.

It is not a de Polignac number, because 481196532821 - 2³⁰ = 480122790997 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 481196532821.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (481196532881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240598266410 + 240598266411.

It is an arithmetic number, because the mean of its divisors is an integer number (240598266411).

Almost surely, 2^481196532821 is an apocalyptic number.

It is an amenable number.

481196532821 is a deficient number, since it is larger than the sum of its proper divisors (1).

481196532821 is an equidigital number, since it uses as much as digits as its factorization.

481196532821 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 829440, while the sum is 50.

The spelling of 481196532821 in words is "four hundred eighty-one billion, one hundred ninety-six million, five hundred thirty-two thousand, eight hundred twenty-one".