476654122881641 has 2 divisors, whose sum is σ = 476654122881642. Its totient is φ = 476654122881640.

The previous prime is 476654122881631. The next prime is 476654122881659. The reversal of 476654122881641 is 146188221456674.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 418930673097616 + 57723449784025 = 20467796^2 + 7597595^2 .

It is a cyclic number.

It is not a de Polignac number, because 476654122881641 - 2¹⁴ = 476654122865257 is a prime.

It is not a weakly prime, because it can be changed into another prime (476654122881631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238327061440820 + 238327061440821.

It is an arithmetic number, because the mean of its divisors is an integer number (238327061440821).

Almost surely, 2^{476654122881641} is an apocalyptic number.

It is an amenable number.

476654122881641 is a deficient number, since it is larger than the sum of its proper divisors (1).

476654122881641 is an equidigital number, since it uses as much as digits as its factorization.

476654122881641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 123863040, while the sum is 65.

The spelling of 476654122881641 in words is "four hundred seventy-six trillion, six hundred fifty-four billion, one hundred twenty-two million, eight hundred eighty-one thousand, six hundred forty-one".