41939656533601 has 2 divisors, whose sum is σ = 41939656533602. Its totient is φ = 41939656533600.

The previous prime is 41939656533571. The next prime is 41939656533629. The reversal of 41939656533601 is 10633565693914.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32024563950625 + 9915092582976 = 5659025^2 + 3148824^2 .

It is a cyclic number.

It is not a de Polignac number, because 41939656533601 - 2²⁹ = 41939119662689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41939656533601.

It is not a weakly prime, because it can be changed into another prime (41939656533001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20969828266800 + 20969828266801.

It is an arithmetic number, because the mean of its divisors is an integer number (20969828266801).

Almost surely, 2^{41939656533601} is an apocalyptic number.

It is an amenable number.

41939656533601 is a deficient number, since it is larger than the sum of its proper divisors (1).

41939656533601 is an equidigital number, since it uses as much as digits as its factorization.

41939656533601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47239200, while the sum is 61.

The spelling of 41939656533601 in words is "forty-one trillion, nine hundred thirty-nine billion, six hundred fifty-six million, five hundred thirty-three thousand, six hundred one".