481063427861 has 2 divisors, whose sum is σ = 481063427862. Its totient is φ = 481063427860.

The previous prime is 481063427843. The next prime is 481063427863. The reversal of 481063427861 is 168724360184.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 379098804100 + 101964623761 = 615710^2 + 319319^2 .

It is a cyclic number.

It is not a de Polignac number, because 481063427861 - 2³⁰ = 479989686037 is a prime.

It is a super-3 number, since 3×481063427861³ (a number of 36 digits) contains 333 as substring.

Together with 481063427863, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (481063427863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240531713930 + 240531713931.

It is an arithmetic number, because the mean of its divisors is an integer number (240531713931).

Almost surely, 2^481063427861 is an apocalyptic number.

It is an amenable number.

481063427861 is a deficient number, since it is larger than the sum of its proper divisors (1).

481063427861 is an equidigital number, since it uses as much as digits as its factorization.

481063427861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1548288, while the sum is 50.

The spelling of 481063427861 in words is "four hundred eighty-one billion, sixty-three million, four hundred twenty-seven thousand, eight hundred sixty-one".