40486284670165 has 8 divisors (see below), whose sum is σ = 49064566769208. Its totient is φ = 32068344292800.

The previous prime is 40486284670133. The next prime is 40486284670193. The reversal of 40486284670165 is 56107648268404.

It can be written as a sum of positive squares in 4 ways, for example, as 3397319885124 + 37088964785041 = 1843182^2 + 6090071^2 .

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

It is not a de Polignac number, because 40486284670165 - 2⁵ = 40486284670133 is a prime.

It is a super-2 number, since 2×40486284670165² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

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, 40085429862 + ... + 40085430871.

It is an arithmetic number, because the mean of its divisors is an integer number (6133070846151).

Almost surely, 2^{40486284670165} is an apocalyptic number.

It is an amenable number.

40486284670165 is a deficient number, since it is larger than the sum of its proper divisors (8578282099043).

40486284670165 is a wasteful number, since it uses less digits than its factorization.

40486284670165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80170860839.

The product of its (nonzero) digits is 61931520, while the sum is 61.

The spelling of 40486284670165 in words is "forty trillion, four hundred eighty-six billion, two hundred eighty-four million, six hundred seventy thousand, one hundred sixty-five".