842040727860 has 24 divisors (see below), whose sum is σ = 2357714038176. Its totient is φ = 224544194080.

The previous prime is 842040727783. The next prime is 842040727861. The reversal of 842040727860 is 68727040248.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842040727861) 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, 7017006006 + ... + 7017006125.

It is an arithmetic number, because the mean of its divisors is an integer number (98238084924).

Almost surely, 2^842040727860 is an apocalyptic number.

It is an amenable number.

842040727860 is an abundant number, since it is smaller than the sum of its proper divisors (1515673310316).

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

842040727860 is a wasteful number, since it uses less digits than its factorization.

842040727860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14034012143 (or 14034012141 counting only the distinct ones).

The product of its (nonzero) digits is 1204224, while the sum is 48.

The spelling of 842040727860 in words is "eight hundred forty-two billion, forty million, seven hundred twenty-seven thousand, eight hundred sixty".