842707563101 has 2 divisors, whose sum is σ = 842707563102. Its totient is φ = 842707563100.

The previous prime is 842707563083. The next prime is 842707563143. The reversal of 842707563101 is 101365707248.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 656506683001 + 186200880100 = 810251^2 + 431510^2 .

It is a cyclic number.

It is not a de Polignac number, because 842707563101 - 2²⁶ = 842640454237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (842707565101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 421353781550 + 421353781551.

It is an arithmetic number, because the mean of its divisors is an integer number (421353781551).

Almost surely, 2^842707563101 is an apocalyptic number.

It is an amenable number.

842707563101 is a deficient number, since it is larger than the sum of its proper divisors (1).

842707563101 is an equidigital number, since it uses as much as digits as its factorization.

842707563101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 282240, while the sum is 44.

The spelling of 842707563101 in words is "eight hundred forty-two billion, seven hundred seven million, five hundred sixty-three thousand, one hundred one".