842715602068 has 24 divisors (see below), whose sum is σ = 1615347354600. Its totient is φ = 382897148928.

The previous prime is 842715602063. The next prime is 842715602093. The reversal of 842715602068 is 860206517248.

It can be written as a sum of positive squares in 4 ways, for example, as 296532524304 + 546183077764 = 544548^2 + 739042^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842715602063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213668313 + ... + 213672256.

It is an arithmetic number, because the mean of its divisors is an integer number (67306139775).

Almost surely, 2^842715602068 is an apocalyptic number.

It is an amenable number.

842715602068 is a deficient number, since it is larger than the sum of its proper divisors (772631752532).

842715602068 is a wasteful number, since it uses less digits than its factorization.

842715602068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427340619 (or 427340617 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 49.

The spelling of 842715602068 in words is "eight hundred forty-two billion, seven hundred fifteen million, six hundred two thousand, sixty-eight".