40342343423222 has 32 divisors (see below), whose sum is σ = 62361201974400. Its totient is φ = 19567129220928.

The previous prime is 40342343423203. The next prime is 40342343423231. The reversal of 40342343423222 is 22232434324304.

40342343423222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40342343423222² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7117772 + ... + 11460687.

It is an arithmetic number, because the mean of its divisors is an integer number (1948787561700).

Almost surely, 2^{40342343423222} is an apocalyptic number.

40342343423222 is a deficient number, since it is larger than the sum of its proper divisors (22018858551178).

40342343423222 is a wasteful number, since it uses less digits than its factorization.

40342343423222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18578780.

The product of its (nonzero) digits is 663552, while the sum is 38.

Adding to 40342343423222 its reverse (22232434324304), we get a palindrome (62574777747526).

The spelling of 40342343423222 in words is "forty trillion, three hundred forty-two billion, three hundred forty-three million, four hundred twenty-three thousand, two hundred twenty-two".