7885995822 has 96 divisors (see below), whose sum is σ = 18162144000. Its totient is φ = 2469242880.

The previous prime is 7885995811. The next prime is 7885995833. The reversal of 7885995822 is 2285995887.

It is an interprime number because it is at equal distance from previous prime (7885995811) and next prime (7885995833).

It is a self number, because there is not a number n which added to its sum of digits gives 7885995822.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 2867304 + ... + 2870052.

It is an arithmetic number, because the mean of its divisors is an integer number (189189000).

Almost surely, 2^7885995822 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7885995822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9081072000).

7885995822 is an abundant number, since it is smaller than the sum of its proper divisors (10276148178).

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

7885995822 is a wasteful number, since it uses less digits than its factorization.

7885995822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2938 (or 2935 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 63.

The square root of 7885995822 is about 88803.1295732307. The cubic root of 7885995822 is about 1990.4541628167.

The spelling of 7885995822 in words is "seven billion, eight hundred eighty-five million, nine hundred ninety-five thousand, eight hundred twenty-two".