1659105882 has 32 divisors (see below), whose sum is σ = 4213603200. Its totient is φ = 474030144.

The previous prime is 1659105881. The next prime is 1659105883. The reversal of 1659105882 is 2885019561.

It is a happy number.

1659105882 is a `hidden beast` number, since 1 + 6 + 59 + 10 + 588 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (1659105881) and next prime (1659105883).

It is not an unprimeable number, because it can be changed into a prime (1659105881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2194207 + ... + 2194962.

It is an arithmetic number, because the mean of its divisors is an integer number (131675100).

Almost surely, 2^1659105882 is an apocalyptic number.

1659105882 is an abundant number, since it is smaller than the sum of its proper divisors (2554497318).

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

1659105882 is a wasteful number, since it uses less digits than its factorization.

1659105882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4389187 (or 4389181 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 45.

The square root of 1659105882 is about 40732.1234653928. The cubic root of 1659105882 is about 1183.8355232667.

The spelling of 1659105882 in words is "one billion, six hundred fifty-nine million, one hundred five thousand, eight hundred eighty-two".