164918485419 has 8 divisors (see below), whose sum is σ = 219893217600. Its totient is φ = 109944705096.

The previous prime is 164918485397. The next prime is 164918485421. The reversal of 164918485419 is 914584819461.

164918485419 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 164918485419 - 2²¹ = 164916388267 is a prime.

It is a super-2 number, since 2×164918485419² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (164918485519) 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 7 ways as a sum of consecutive naturals, for example, 452584 + ... + 731210.

It is an arithmetic number, because the mean of its divisors is an integer number (27486652200).

Almost surely, 2^164918485419 is an apocalyptic number.

164918485419 is a deficient number, since it is larger than the sum of its proper divisors (54974732181).

164918485419 is a wasteful number, since it uses less digits than its factorization.

164918485419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475929.

The product of its digits is 9953280, while the sum is 60.

The spelling of 164918485419 in words is "one hundred sixty-four billion, nine hundred eighteen million, four hundred eighty-five thousand, four hundred nineteen".