842427236620 has 24 divisors (see below), whose sum is σ = 1774859741424. Its totient is φ = 335873267136.

The previous prime is 842427236597. The next prime is 842427236659. The reversal of 842427236620 is 26632724248.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68595427 + ... + 68607706.

It is an arithmetic number, because the mean of its divisors is an integer number (73952489226).

Almost surely, 2^842427236620 is an apocalyptic number.

It is an amenable number.

842427236620 is an abundant number, since it is smaller than the sum of its proper divisors (932432504804).

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

842427236620 is a wasteful number, since it uses less digits than its factorization.

842427236620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137203449 (or 137203447 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 46.

The spelling of 842427236620 in words is "eight hundred forty-two billion, four hundred twenty-seven million, two hundred thirty-six thousand, six hundred twenty".