182152821663 has 24 divisors (see below), whose sum is σ = 271766716416. Its totient is φ = 117444531600.

The previous prime is 182152821661. The next prime is 182152821673. The reversal of 182152821663 is 366128251281.

It is not a de Polignac number, because 182152821663 - 2¹ = 182152821661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (182152821661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 245218 + ... + 651488.

It is an arithmetic number, because the mean of its divisors is an integer number (11323613184).

Almost surely, 2^182152821663 is an apocalyptic number.

182152821663 is a deficient number, since it is larger than the sum of its proper divisors (89613894753).

182152821663 is a wasteful number, since it uses less digits than its factorization.

182152821663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407915 (or 407912 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The spelling of 182152821663 in words is "one hundred eighty-two billion, one hundred fifty-two million, eight hundred twenty-one thousand, six hundred sixty-three".