41053385565 has 36 divisors (see below), whose sum is σ = 73697647764. Its totient is φ = 21140114688.

The previous prime is 41053385551. The next prime is 41053385621. The reversal of 41053385565 is 56558335014.

41053385565 is a `hidden beast` number, since 4 + 1 + 0 + 5 + 3 + 3 + 85 + 565 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 1446813369 + 39606572196 = 38037^2 + 199014^2 .

It is not a de Polignac number, because 41053385565 - 2⁵ = 41053385533 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 41053385565.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 504544 + ... + 580233.

Almost surely, 2^41053385565 is an apocalyptic number.

41053385565 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

41053385565 is a deficient number, since it is larger than the sum of its proper divisors (32644262199).

41053385565 is a wasteful number, since it uses less digits than its factorization.

41053385565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084846 (or 1084814 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 45.

The spelling of 41053385565 in words is "forty-one billion, fifty-three million, three hundred eighty-five thousand, five hundred sixty-five".