40417705065 has 64 divisors (see below), whose sum is σ = 68963788800. Its totient is φ = 20155774464.

The previous prime is 40417705063. The next prime is 40417705067. The reversal of 40417705065 is 56050771404.

It is an interprime number because it is at equal distance from previous prime (40417705063) and next prime (40417705067).

It is not a de Polignac number, because 40417705065 - 2¹ = 40417705063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40417705061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6986164 + ... + 6991946.

It is an arithmetic number, because the mean of its divisors is an integer number (1077559200).

Almost surely, 2^40417705065 is an apocalyptic number.

It is an amenable number.

40417705065 is a deficient number, since it is larger than the sum of its proper divisors (28546083735).

40417705065 is a wasteful number, since it uses less digits than its factorization.

40417705065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6126.

The product of its (nonzero) digits is 117600, while the sum is 39.

The spelling of 40417705065 in words is "forty billion, four hundred seventeen million, seven hundred five thousand, sixty-five".