842156739883 has 2 divisors, whose sum is σ = 842156739884. Its totient is φ = 842156739882.

The previous prime is 842156739871. The next prime is 842156739889. The reversal of 842156739883 is 388937651248.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 842156739883 - 2⁹ = 842156739371 is a prime.

It is not a weakly prime, because it can be changed into another prime (842156739889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 421078369941 + 421078369942.

It is an arithmetic number, because the mean of its divisors is an integer number (421078369942).

Almost surely, 2^842156739883 is an apocalyptic number.

842156739883 is a deficient number, since it is larger than the sum of its proper divisors (1).

842156739883 is an equidigital number, since it uses as much as digits as its factorization.

842156739883 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69672960, while the sum is 64.

The spelling of 842156739883 in words is "eight hundred forty-two billion, one hundred fifty-six million, seven hundred thirty-nine thousand, eight hundred eighty-three".