40416313165 has 8 divisors (see below), whose sum is σ = 48636970488. Its totient is φ = 32241454080.

The previous prime is 40416313151. The next prime is 40416313181. The reversal of 40416313165 is 56131361404.

It can be written as a sum of positive squares in 4 ways, for example, as 35721 + 40416277444 = 189^2 + 201038^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40416313165 - 2¹⁵ = 40416280397 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40416313165.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11447616 + ... + 11451145.

It is an arithmetic number, because the mean of its divisors is an integer number (6079621311).

Almost surely, 2^40416313165 is an apocalyptic number.

It is an amenable number.

40416313165 is a deficient number, since it is larger than the sum of its proper divisors (8220657323).

40416313165 is a wasteful number, since it uses less digits than its factorization.

40416313165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22899119.

The product of its (nonzero) digits is 25920, while the sum is 34.

Adding to 40416313165 its reverse (56131361404), we get a palindrome (96547674569).

The spelling of 40416313165 in words is "forty billion, four hundred sixteen million, three hundred thirteen thousand, one hundred sixty-five".