164396252382 has 8 divisors (see below), whose sum is σ = 328792504776. Its totient is φ = 54798750792.

The previous prime is 164396252357. The next prime is 164396252389. The reversal of 164396252382 is 283252693461.

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

164396252382 is an admirable number.

It is a super-2 number, since 2×164396252382² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164396252389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13699687693 + ... + 13699687704.

It is an arithmetic number, because the mean of its divisors is an integer number (41099063097).

Almost surely, 2^164396252382 is an apocalyptic number.

164396252382 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

164396252382 is a wasteful number, since it uses less digits than its factorization.

164396252382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27399375402.

The product of its digits is 3732480, while the sum is 51.

The spelling of 164396252382 in words is "one hundred sixty-four billion, three hundred ninety-six million, two hundred fifty-two thousand, three hundred eighty-two".