142421601054624 has 24 divisors (see below), whose sum is σ = 373856702768640. Its totient is φ = 47473867018176.

The previous prime is 142421601054617. The next prime is 142421601054673. The reversal of 142421601054624 is 426450106124241.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

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 3 ways as a sum of consecutive naturals, for example, 741779172064 + ... + 741779172255.

It is an arithmetic number, because the mean of its divisors is an integer number (15577362615360).

Almost surely, 2^{142421601054624} is an apocalyptic number.

It is an amenable number.

142421601054624 is an abundant number, since it is smaller than the sum of its proper divisors (231435101714016).

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

142421601054624 is a wasteful number, since it uses less digits than its factorization.

142421601054624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1483558344332 (or 1483558344324 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 42.

Adding to 142421601054624 its reverse (426450106124241), we get a palindrome (568871707178865).

The spelling of 142421601054624 in words is "one hundred forty-two trillion, four hundred twenty-one billion, six hundred one million, fifty-four thousand, six hundred twenty-four".