40323004142 has 16 divisors (see below), whose sum is σ = 61059830832. Its totient is φ = 19969789440.

The previous prime is 40323004133. The next prime is 40323004159. The reversal of 40323004142 is 24140032304.

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 7 ways as a sum of consecutive naturals, for example, 1763342 + ... + 1786062.

It is an arithmetic number, because the mean of its divisors is an integer number (3816239427).

Almost surely, 2^40323004142 is an apocalyptic number.

40323004142 is a deficient number, since it is larger than the sum of its proper divisors (20736826690).

40323004142 is a wasteful number, since it uses less digits than its factorization.

40323004142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31123.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 40323004142 its reverse (24140032304), we get a palindrome (64463036446).

The spelling of 40323004142 in words is "forty billion, three hundred twenty-three million, four thousand, one hundred forty-two".