455521632641 has 2 divisors, whose sum is σ = 455521632642. Its totient is φ = 455521632640.

The previous prime is 455521632637. The next prime is 455521632719. The reversal of 455521632641 is 146236125554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 250135018225 + 205386614416 = 500135^2 + 453196^2 .

It is a cyclic number.

It is not a de Polignac number, because 455521632641 - 2² = 455521632637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 455521632592 and 455521632601.

It is not a weakly prime, because it can be changed into another prime (455521662641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227760816320 + 227760816321.

It is an arithmetic number, because the mean of its divisors is an integer number (227760816321).

Almost surely, 2^455521632641 is an apocalyptic number.

It is an amenable number.

455521632641 is a deficient number, since it is larger than the sum of its proper divisors (1).

455521632641 is an equidigital number, since it uses as much as digits as its factorization.

455521632641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864000, while the sum is 44.

The spelling of 455521632641 in words is "four hundred fifty-five billion, five hundred twenty-one million, six hundred thirty-two thousand, six hundred forty-one".