40040043322 has 16 divisors (see below), whose sum is σ = 63633885120. Its totient is φ = 18830262208.

The previous prime is 40040043317. The next prime is 40040043341. The reversal of 40040043322 is 22334004004.

It is a junction number, because it is equal to n+sod(n) for n = 40040043293 and 40040043302.

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, 324688 + ... + 430699.

It is an arithmetic number, because the mean of its divisors is an integer number (3977117820).

Almost surely, 2^40040043322 is an apocalyptic number.

40040043322 is a deficient number, since it is larger than the sum of its proper divisors (23593841798).

40040043322 is a wasteful number, since it uses less digits than its factorization.

40040043322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756965.

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 40040043322 its reverse (22334004004), we get a palindrome (62374047326).

The spelling of 40040043322 in words is "forty billion, forty million, forty-three thousand, three hundred twenty-two".