142321553240406 has 16 divisors (see below), whose sum is σ = 284682601933824. Its totient is φ = 47433935171304.

The previous prime is 142321553240281. The next prime is 142321553240497. The reversal of 142321553240406 is 604042355123241.

142321553240406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1645597030 + ... + 1645683513.

It is an arithmetic number, because the mean of its divisors is an integer number (17792662620864).

Almost surely, 2^{142321553240406} is an apocalyptic number.

142321553240406 is an abundant number, since it is smaller than the sum of its proper divisors (142361048693418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142321553240406 is a wasteful number, since it uses less digits than its factorization.

142321553240406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3291287755.

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 142321553240406 in words is "one hundred forty-two trillion, three hundred twenty-one billion, five hundred fifty-three million, two hundred forty thousand, four hundred six".