481095778729 has 2 divisors, whose sum is σ = 481095778730. Its totient is φ = 481095778728.

The previous prime is 481095778633. The next prime is 481095778817. The reversal of 481095778729 is 927877590184.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 298722368025 + 182373410704 = 546555^2 + 427052^2 .

It is a cyclic number.

It is not a de Polignac number, because 481095778729 - 2⁹ = 481095778217 is a prime.

It is not a weakly prime, because it can be changed into another prime (481095578729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240547889364 + 240547889365.

It is an arithmetic number, because the mean of its divisors is an integer number (240547889365).

Almost surely, 2^481095778729 is an apocalyptic number.

It is an amenable number.

481095778729 is a deficient number, since it is larger than the sum of its proper divisors (1).

481095778729 is an equidigital number, since it uses as much as digits as its factorization.

481095778729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 71124480, while the sum is 67.

The spelling of 481095778729 in words is "four hundred eighty-one billion, ninety-five million, seven hundred seventy-eight thousand, seven hundred twenty-nine".