40402111422 has 32 divisors (see below), whose sum is σ = 81281355264. Its totient is φ = 13388068800.

The previous prime is 40402111403. The next prime is 40402111439. The reversal of 40402111422 is 22411120404.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 715897 + ... + 770267.

It is an arithmetic number, because the mean of its divisors is an integer number (2540042352).

Almost surely, 2^40402111422 is an apocalyptic number.

40402111422 is an abundant number, since it is smaller than the sum of its proper divisors (40879243842).

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

40402111422 is a wasteful number, since it uses less digits than its factorization.

40402111422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55104.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 40402111422 its reverse (22411120404), we get a palindrome (62813231826).

The spelling of 40402111422 in words is "forty billion, four hundred two million, one hundred eleven thousand, four hundred twenty-two".