2162001144026 has 4 divisors (see below), whose sum is σ = 3243001716042. Its totient is φ = 1081000572012.

The previous prime is 2162001144019. The next prime is 2162001144041. The reversal of 2162001144026 is 6204411002612.

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

It can be written as a sum of positive squares in only one way, i.e., 1528227526225 + 633773617801 = 1236215^2 + 796099^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2162001144026.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 540500286005 + ... + 540500286008.

Almost surely, 2^{2162001144026} is an apocalyptic number.

2162001144026 is a deficient number, since it is larger than the sum of its proper divisors (1081000572016).

2162001144026 is a wasteful number, since it uses less digits than its factorization.

2162001144026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081000572015.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 2162001144026 its reverse (6204411002612), we get a palindrome (8366412146638).

The spelling of 2162001144026 in words is "two trillion, one hundred sixty-two billion, one million, one hundred forty-four thousand, twenty-six".