82110532158 has 24 divisors (see below), whose sum is σ = 177915057528. Its totient is φ = 27368807472.

The previous prime is 82110532139. The next prime is 82110532159. The reversal of 82110532158 is 85123501128.

82110532158 is a `hidden beast` number, since 8 + 2 + 110 + 532 + 1 + 5 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82110532159) 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 11 ways as a sum of consecutive naturals, for example, 295116 + ... + 501312.

It is an arithmetic number, because the mean of its divisors is an integer number (7413127397).

Almost surely, 2^82110532158 is an apocalyptic number.

82110532158 is an abundant number, since it is smaller than the sum of its proper divisors (95804525370).

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

82110532158 is a wasteful number, since it uses less digits than its factorization.

82110532158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228328 (or 228325 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 36.

The spelling of 82110532158 in words is "eighty-two billion, one hundred ten million, five hundred thirty-two thousand, one hundred fifty-eight".