40165717333238 has 16 divisors (see below), whose sum is σ = 72479489925120. Its totient is φ = 16307885232936.

The previous prime is 40165717333229. The next prime is 40165717333277. The reversal of 40165717333238 is 83233371756104.

40165717333238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40165717333238² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40165717333238.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75499468406 + ... + 75499468937.

It is an arithmetic number, because the mean of its divisors is an integer number (4529968120320).

Almost surely, 2^{40165717333238} is an apocalyptic number.

40165717333238 is a deficient number, since it is larger than the sum of its proper divisors (32313772591882).

40165717333238 is a wasteful number, since it uses less digits than its factorization.

40165717333238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150998937371.

The product of its (nonzero) digits is 7620480, while the sum is 53.

The spelling of 40165717333238 in words is "forty trillion, one hundred sixty-five billion, seven hundred seventeen million, three hundred thirty-three thousand, two hundred thirty-eight".