142255531306 has 16 divisors (see below), whose sum is σ = 243983749824. Its totient is φ = 60937375104.

The previous prime is 142255531273. The next prime is 142255531309. The reversal of 142255531306 is 603135552241.

It is not an unprimeable number, because it can be changed into a prime (142255531309) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2409895 + ... + 2468218.

It is an arithmetic number, because the mean of its divisors is an integer number (15248984364).

Almost surely, 2^142255531306 is an apocalyptic number.

142255531306 is a deficient number, since it is larger than the sum of its proper divisors (101728218518).

142255531306 is a wasteful number, since it uses less digits than its factorization.

142255531306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4880205.

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 142255531306 in words is "one hundred forty-two billion, two hundred fifty-five million, five hundred thirty-one thousand, three hundred six".