476240631161 has 2 divisors, whose sum is σ = 476240631162. Its totient is φ = 476240631160.

The previous prime is 476240631157. The next prime is 476240631271. The reversal of 476240631161 is 161136042674.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 476238010000 + 2621161 = 690100^2 + 1619^2 .

It is a cyclic number.

It is not a de Polignac number, because 476240631161 - 2² = 476240631157 is a prime.

It is not a weakly prime, because it can be changed into another prime (476240636161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238120315580 + 238120315581.

It is an arithmetic number, because the mean of its divisors is an integer number (238120315581).

Almost surely, 2^476240631161 is an apocalyptic number.

It is an amenable number.

476240631161 is a deficient number, since it is larger than the sum of its proper divisors (1).

476240631161 is an equidigital number, since it uses as much as digits as its factorization.

476240631161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 476240631161 in words is "four hundred seventy-six billion, two hundred forty million, six hundred thirty-one thousand, one hundred sixty-one".