40065941322 has 36 divisors (see below), whose sum is σ = 95418755250. Its totient is φ = 12141193680.

The previous prime is 40065941317. The next prime is 40065941341. The reversal of 40065941322 is 22314956004.

It is a happy number.

40065941322 is a `hidden beast` number, since 40 + 0 + 6 + 594 + 1 + 3 + 22 = 666.

It can be written as a sum of positive squares in only one way, i.e., 34923760641 + 5142180681 = 186879^2 + 71709^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 9195697 + ... + 9200052.

Almost surely, 2^40065941322 is an apocalyptic number.

40065941322 is an abundant number, since it is smaller than the sum of its proper divisors (55352813928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40065941322 is a wasteful number, since it uses less digits than its factorization.

40065941322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18395779 (or 18395765 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 40065941322 in words is "forty billion, sixty-five million, nine hundred forty-one thousand, three hundred twenty-two".