6888899982 has 16 divisors (see below), whose sum is σ = 14150173392. Its totient is φ = 2234237760.

The previous prime is 6888899981. The next prime is 6888899999. The reversal of 6888899982 is 2899988886.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6888899981) 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, 15515319 + ... + 15515762.

It is an arithmetic number, because the mean of its divisors is an integer number (884385837).

Almost surely, 2^6888899982 is an apocalyptic number.

6888899982 is an abundant number, since it is smaller than the sum of its proper divisors (7261273410).

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

6888899982 is a wasteful number, since it uses less digits than its factorization.

6888899982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31031123.

The product of its digits is 286654464, while the sum is 75.

The square root of 6888899982 is about 82999.3974797408. The cubic root of 6888899982 is about 1902.7568457908.

The spelling of 6888899982 in words is "six billion, eight hundred eighty-eight million, eight hundred ninety-nine thousand, nine hundred eighty-two".