40012022422 has 32 divisors (see below), whose sum is σ = 62233909632. Its totient is φ = 19282658304.

The previous prime is 40012022383. The next prime is 40012022437. The reversal of 40012022422 is 22422021004.

It is a self number, because there is not a number n which added to its sum of digits gives 40012022422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1655658 + ... + 1679650.

It is an arithmetic number, because the mean of its divisors is an integer number (1944809676).

Almost surely, 2^40012022422 is an apocalyptic number.

40012022422 is a deficient number, since it is larger than the sum of its proper divisors (22221887210).

40012022422 is a wasteful number, since it uses less digits than its factorization.

40012022422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24312.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 40012022422 its reverse (22422021004), we get a palindrome (62434043426).

The spelling of 40012022422 in words is "forty billion, twelve million, twenty-two thousand, four hundred twenty-two".