840862222000 has 80 divisors (see below), whose sum is σ = 2088156519072. Its totient is φ = 327254457600.

The previous prime is 840862221937. The next prime is 840862222001. The reversal of 840862222000 is 222268048.

It is a tau number, because it is divible by the number of its divisors (80).

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (840862222001) 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 in 15 ways as a sum of consecutive naturals, for example, 5607502 + ... + 5755501.

Almost surely, 2^840862222000 is an apocalyptic number.

840862222000 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

840862222000 is an abundant number, since it is smaller than the sum of its proper divisors (1247294297072).

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

840862222000 is a wasteful number, since it uses less digits than its factorization.

840862222000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11363063 (or 11363047 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 34.

The spelling of 840862222000 in words is "eight hundred forty billion, eight hundred sixty-two million, two hundred twenty-two thousand".