164396252383 has 4 divisors (see below), whose sum is σ = 179341366248. Its totient is φ = 149451138520.

The previous prime is 164396252357. The next prime is 164396252389. The reversal of 164396252383 is 383252693461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 164396252383 - 2⁵ = 164396252351 is a prime.

It is a super-2 number, since 2×164396252383² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 164396252383.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7472556916 + ... + 7472556937.

It is an arithmetic number, because the mean of its divisors is an integer number (44835341562).

Almost surely, 2^164396252383 is an apocalyptic number.

164396252383 is a deficient number, since it is larger than the sum of its proper divisors (14945113865).

164396252383 is a wasteful number, since it uses less digits than its factorization.

164396252383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14945113864.

The product of its digits is 5598720, while the sum is 52.

The spelling of 164396252383 in words is "one hundred sixty-four billion, three hundred ninety-six million, two hundred fifty-two thousand, three hundred eighty-three".