142340040404 has 24 divisors (see below), whose sum is σ = 249839718240. Its totient is φ = 70957577376.

The previous prime is 142340040397. The next prime is 142340040421. The reversal of 142340040404 is 404040043241.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1809362 + ... + 1886390.

It is an arithmetic number, because the mean of its divisors is an integer number (10409988260).

Almost surely, 2^142340040404 is an apocalyptic number.

It is an amenable number.

142340040404 is a deficient number, since it is larger than the sum of its proper divisors (107499677836).

142340040404 is a wasteful number, since it uses less digits than its factorization.

142340040404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78407 (or 78405 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 142340040404 its reverse (404040043241), we get a palindrome (546380083645).

The spelling of 142340040404 in words is "one hundred forty-two billion, three hundred forty million, forty thousand, four hundred four".