2162601264 has 20 divisors (see below), whose sum is σ = 5586720056. Its totient is φ = 720867072.

The previous prime is 2162601251. The next prime is 2162601269. The reversal of 2162601264 is 4621062612.

It is not an unprimeable number, because it can be changed into a prime (2162601269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22527049 + ... + 22527144.

Almost surely, 2^2162601264 is an apocalyptic number.

2162601264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2162601264 is an abundant number, since it is smaller than the sum of its proper divisors (3424118792).

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

2162601264 is a wasteful number, since it uses less digits than its factorization.

2162601264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45054204 (or 45054198 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 2162601264 is about 46503.7768788730. The cubic root of 2162601264 is about 1293.1795182034.

Adding to 2162601264 its reverse (4621062612), we get a palindrome (6783663876).

The spelling of 2162601264 in words is "two billion, one hundred sixty-two million, six hundred one thousand, two hundred sixty-four".