641612072239 has 2 divisors, whose sum is σ = 641612072240. Its totient is φ = 641612072238.

The previous prime is 641612072147. The next prime is 641612072317. The reversal of 641612072239 is 932270216146.

641612072239 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 641612072239 - 2⁷ = 641612072111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 641612072195 and 641612072204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (641612072539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 320806036119 + 320806036120.

It is an arithmetic number, because the mean of its divisors is an integer number (320806036120).

Almost surely, 2^641612072239 is an apocalyptic number.

641612072239 is a deficient number, since it is larger than the sum of its proper divisors (1).

641612072239 is an equidigital number, since it uses as much as digits as its factorization.

641612072239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 43.

The spelling of 641612072239 in words is "six hundred forty-one billion, six hundred twelve million, seventy-two thousand, two hundred thirty-nine".