842268639212 has 96 divisors (see below), whose sum is σ = 2032524641280. Its totient is φ = 294726885120.

The previous prime is 842268639197. The next prime is 842268639257. The reversal of 842268639212 is 212936862248.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2694512 + ... + 2990807.

It is an arithmetic number, because the mean of its divisors is an integer number (21172131680).

Almost surely, 2^842268639212 is an apocalyptic number.

It is an amenable number.

842268639212 is an abundant number, since it is smaller than the sum of its proper divisors (1190256002068).

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

842268639212 is a wasteful number, since it uses less digits than its factorization.

842268639212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5685391 (or 5685389 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 53.

The spelling of 842268639212 in words is "eight hundred forty-two billion, two hundred sixty-eight million, six hundred thirty-nine thousand, two hundred twelve".