40220324342 has 32 divisors (see below), whose sum is σ = 68692126464. Its totient is φ = 17483144800.

The previous prime is 40220324323. The next prime is 40220324357. The reversal of 40220324342 is 24342302204.

It is a happy number.

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, 3980717 + ... + 3990807.

It is an arithmetic number, because the mean of its divisors is an integer number (2146628952).

Almost surely, 2^40220324342 is an apocalyptic number.

40220324342 is a deficient number, since it is larger than the sum of its proper divisors (28471802122).

40220324342 is a wasteful number, since it uses less digits than its factorization.

40220324342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18004.

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 40220324342 its reverse (24342302204), we get a palindrome (64562626546).

The spelling of 40220324342 in words is "forty billion, two hundred twenty million, three hundred twenty-four thousand, three hundred forty-two".