164919363 has 32 divisors (see below), whose sum is σ = 266872320. Its totient is φ = 88435200.

The previous prime is 164919353. The next prime is 164919379. The reversal of 164919363 is 363919461.

It is not a de Polignac number, because 164919363 - 2¹⁰ = 164918339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (164919353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 234913 + ... + 235613.

It is an arithmetic number, because the mean of its divisors is an integer number (8339760).

Almost surely, 2^164919363 is an apocalyptic number.

164919363 is a deficient number, since it is larger than the sum of its proper divisors (101952957).

164919363 is a wasteful number, since it uses less digits than its factorization.

164919363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1387.

The product of its digits is 104976, while the sum is 42.

The square root of 164919363 is about 12842.0934041145. The cubic root of 164919363 is about 548.3912915233.

It can be divided in two parts, 1649 and 19363, that added together give a palindrome (21012).

The spelling of 164919363 in words is "one hundred sixty-four million, nine hundred nineteen thousand, three hundred sixty-three".