40168565505322 has 16 divisors (see below), whose sum is σ = 61303784791680. Its totient is φ = 19734300595072.

The previous prime is 40168565505223. The next prime is 40168565505359. The reversal of 40168565505322 is 22350556586104.

It is a super-2 number, since 2×40168565505322² (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 40168565505322.

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, 82260583 + ... + 82747450.

It is an arithmetic number, because the mean of its divisors is an integer number (3831486549480).

Almost surely, 2^{40168565505322} is an apocalyptic number.

40168565505322 is a deficient number, since it is larger than the sum of its proper divisors (21135219286358).

40168565505322 is a wasteful number, since it uses less digits than its factorization.

40168565505322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165010157.

The product of its (nonzero) digits is 8640000, while the sum is 52.

The spelling of 40168565505322 in words is "forty trillion, one hundred sixty-eight billion, five hundred sixty-five million, five hundred five thousand, three hundred twenty-two".