842222885523 has 16 divisors (see below), whose sum is σ = 1136600519040. Its totient is φ = 554664861824.

The previous prime is 842222885507. The next prime is 842222885597. The reversal of 842222885523 is 325588222248.

It is a cyclic number.

It is not a de Polignac number, because 842222885523 - 2⁴ = 842222885507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (842222875523) 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 15 ways as a sum of consecutive naturals, for example, 2586043 + ... + 2893451.

It is an arithmetic number, because the mean of its divisors is an integer number (71037532440).

Almost surely, 2^842222885523 is an apocalyptic number.

842222885523 is a gapful number since it is divisible by the number (83) formed by its first and last digit.

842222885523 is a deficient number, since it is larger than the sum of its proper divisors (294377633517).

842222885523 is a wasteful number, since it uses less digits than its factorization.

842222885523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318498.

The product of its digits is 4915200, while the sum is 51.

The spelling of 842222885523 in words is "eight hundred forty-two billion, two hundred twenty-two million, eight hundred eighty-five thousand, five hundred twenty-three".