2162664319 has 8 divisors (see below), whose sum is σ = 2222723360. Its totient is φ = 2102690016.

The previous prime is 2162664289. The next prime is 2162664337. The reversal of 2162664319 is 9134662612.

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

It is a cyclic number.

It is not a de Polignac number, because 2162664319 - 2⁹ = 2162663807 is a prime.

It is a super-2 number, since 2×2162664319² = 9354233913351467522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2162664359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32422 + ... + 73324.

It is an arithmetic number, because the mean of its divisors is an integer number (277840420).

Almost surely, 2^2162664319 is an apocalyptic number.

2162664319 is a deficient number, since it is larger than the sum of its proper divisors (60059041).

2162664319 is a wasteful number, since it uses less digits than its factorization.

2162664319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42369.

The product of its digits is 93312, while the sum is 40.

The square root of 2162664319 is about 46504.4548296182. The cubic root of 2162664319 is about 1293.1920865000.

The spelling of 2162664319 in words is "two billion, one hundred sixty-two million, six hundred sixty-four thousand, three hundred nineteen".