2165014506 has 16 divisors (see below), whose sum is σ = 4340620800. Its totient is φ = 719906208.

The previous prime is 2165014493. The next prime is 2165014507. The reversal of 2165014506 is 6054105612.

It is a super-2 number, since 2×2165014506² = 9374575622380848072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2165014507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 438666 + ... + 443573.

It is an arithmetic number, because the mean of its divisors is an integer number (271288800).

Almost surely, 2^2165014506 is an apocalyptic number.

2165014506 is an abundant number, since it is smaller than the sum of its proper divisors (2175606294).

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

2165014506 is a wasteful number, since it uses less digits than its factorization.

2165014506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 882653.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 2165014506 is about 46529.7163756669. The cubic root of 2165014506 is about 1293.6603581196.

The spelling of 2165014506 in words is "two billion, one hundred sixty-five million, fourteen thousand, five hundred six".