142421556421313 has 64 divisors (see below), whose sum is σ = 158281016544000. Its totient is φ = 127342387200000.

The previous prime is 142421556421271. The next prime is 142421556421327. The reversal of 142421556421313 is 313124655124241.

It is a cyclic number.

It is not a de Polignac number, because 142421556421313 - 2³⁴ = 142404376552129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142421556421363) 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 63 ways as a sum of consecutive naturals, for example, 13947850778 + ... + 13947860988.

It is an arithmetic number, because the mean of its divisors is an integer number (2473140883500).

Almost surely, 2^{142421556421313} is an apocalyptic number.

142421556421313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

142421556421313 is a deficient number, since it is larger than the sum of its proper divisors (15859460122687).

142421556421313 is a wasteful number, since it uses less digits than its factorization.

142421556421313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11234.

The product of its digits is 691200, while the sum is 44.

The spelling of 142421556421313 in words is "one hundred forty-two trillion, four hundred twenty-one billion, five hundred fifty-six million, four hundred twenty-one thousand, three hundred thirteen".