40043423342 has 64 divisors (see below), whose sum is σ = 67130671104. Its totient is φ = 17796360960.

The previous prime is 40043423333. The next prime is 40043423351. The reversal of 40043423342 is 24332434004.

It is an interprime number because it is at equal distance from previous prime (40043423333) and next prime (40043423351).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30731063 + ... + 30732365.

It is an arithmetic number, because the mean of its divisors is an integer number (1048916736).

Almost surely, 2^40043423342 is an apocalyptic number.

40043423342 is a deficient number, since it is larger than the sum of its proper divisors (27087247762).

40043423342 is a wasteful number, since it uses less digits than its factorization.

40043423342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1713.

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 40043423342 its reverse (24332434004), we get a palindrome (64375857346).

The spelling of 40043423342 in words is "forty billion, forty-three million, four hundred twenty-three thousand, three hundred forty-two".