641013228179 has 2 divisors, whose sum is σ = 641013228180. Its totient is φ = 641013228178.

The previous prime is 641013228161. The next prime is 641013228253. The reversal of 641013228179 is 971822310146.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 641013228179 - 2³² = 636718260883 is a prime.

It is not a weakly prime, because it can be changed into another prime (641013221179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 320506614089 + 320506614090.

It is an arithmetic number, because the mean of its divisors is an integer number (320506614090).

Almost surely, 2^641013228179 is an apocalyptic number.

641013228179 is a deficient number, since it is larger than the sum of its proper divisors (1).

641013228179 is an equidigital number, since it uses as much as digits as its factorization.

641013228179 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 44.

The spelling of 641013228179 in words is "six hundred forty-one billion, thirteen million, two hundred twenty-eight thousand, one hundred seventy-nine".