485477018461 has 2 divisors, whose sum is σ = 485477018462. Its totient is φ = 485477018460.

The previous prime is 485477018423. The next prime is 485477018497. The reversal of 485477018461 is 164810774584.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 463604383225 + 21872635236 = 680885^2 + 147894^2 .

It is a cyclic number.

It is not a de Polignac number, because 485477018461 - 2³⁵ = 451117280093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485477018401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242738509230 + 242738509231.

It is an arithmetic number, because the mean of its divisors is an integer number (242738509231).

Almost surely, 2^485477018461 is an apocalyptic number.

It is an amenable number.

485477018461 is a deficient number, since it is larger than the sum of its proper divisors (1).

485477018461 is an equidigital number, since it uses as much as digits as its factorization.

485477018461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6021120, while the sum is 55.

The spelling of 485477018461 in words is "four hundred eighty-five billion, four hundred seventy-seven million, eighteen thousand, four hundred sixty-one".