999999999999882 has 24 divisors (see below), whose sum is σ = 2476190476190496. Its totient is φ = 285714285714216.

The previous prime is 999999999999877. The next prime is 999999999999883. The reversal of 999999999999882 is 288999999999999.

It is a super-9 number, since 9×999999999999882⁹ (a number of 136 digits) contains 999999999 as substring.

It is a Harshad number since it is a multiple of its sum of digits (126), and also a Moran number because the ratio is a prime number: 7936507936507 = 999999999999882 / (9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 + 8 + 8 + 2).

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (999999999999883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3968253968128 + ... + 3968253968379.

It is an arithmetic number, because the mean of its divisors is an integer number (103174603174604).

Almost surely, 2^{999999999999882} is an apocalyptic number.

999999999999882 is an abundant number, since it is smaller than the sum of its proper divisors (1476190476190614).

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

999999999999882 is a wasteful number, since it uses less digits than its factorization.

999999999999882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7936507936522 (or 7936507936519 counting only the distinct ones).

The product of its digits is 36150980669568, while the sum is 126.

The spelling of 999999999999882 in words is "nine hundred ninety-nine trillion, nine hundred ninety-nine billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, eight hundred eighty-two".