142434222044 has 24 divisors (see below), whose sum is σ = 260557516800. Its totient is φ = 68047377840.

The previous prime is 142434222041. The next prime is 142434222079. The reversal of 142434222044 is 440222434241.

It is a self number, because there is not a number n which added to its sum of digits gives 142434222044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142434222041) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7260224 + ... + 7279815.

It is an arithmetic number, because the mean of its divisors is an integer number (10856563200).

Almost surely, 2^142434222044 is an apocalyptic number.

It is an amenable number.

142434222044 is a deficient number, since it is larger than the sum of its proper divisors (118123294756).

142434222044 is a wasteful number, since it uses less digits than its factorization.

142434222044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14540153 (or 14540151 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 142434222044 its reverse (440222434241), we get a palindrome (582656656285).

The spelling of 142434222044 in words is "one hundred forty-two billion, four hundred thirty-four million, two hundred twenty-two thousand, forty-four".