41115552521647 has 2 divisors, whose sum is σ = 41115552521648. Its totient is φ = 41115552521646.

The previous prime is 41115552521551. The next prime is 41115552521723. The reversal of 41115552521647 is 74612525551114.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41115552521647 - 2¹¹ = 41115552519599 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41115552521647.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41115552521447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20557776260823 + 20557776260824.

It is an arithmetic number, because the mean of its divisors is an integer number (20557776260824).

Almost surely, 2^{41115552521647} is an apocalyptic number.

41115552521647 is a deficient number, since it is larger than the sum of its proper divisors (1).

41115552521647 is an equidigital number, since it uses as much as digits as its factorization.

41115552521647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1680000, while the sum is 49.

The spelling of 41115552521647 in words is "forty-one trillion, one hundred fifteen billion, five hundred fifty-two million, five hundred twenty-one thousand, six hundred forty-seven".