41263775387689 has 2 divisors, whose sum is σ = 41263775387690. Its totient is φ = 41263775387688.

The previous prime is 41263775387633. The next prime is 41263775387693. The reversal of 41263775387689 is 98678357736214.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33640058000025 + 7623717387664 = 5800005^2 + 2761108^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41263775387689 is a prime.

It is not a weakly prime, because it can be changed into another prime (41263775387629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20631887693844 + 20631887693845.

It is an arithmetic number, because the mean of its divisors is an integer number (20631887693845).

Almost surely, 2^{41263775387689} is an apocalyptic number.

It is an amenable number.

41263775387689 is a deficient number, since it is larger than the sum of its proper divisors (1).

41263775387689 is an equidigital number, since it uses as much as digits as its factorization.

41263775387689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2560481280, while the sum is 76.

The spelling of 41263775387689 in words is "forty-one trillion, two hundred sixty-three billion, seven hundred seventy-five million, three hundred eighty-seven thousand, six hundred eighty-nine".