2131444026 has 24 divisors (see below), whose sum is σ = 4641343200. Its totient is φ = 706909896.

The previous prime is 2131444019. The next prime is 2131444043. The reversal of 2131444026 is 6204441312.

It is a happy number.

2131444026 is a `hidden beast` number, since 213 + 1 + 4 + 440 + 2 + 6 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 293940 + ... + 301103.

It is an arithmetic number, because the mean of its divisors is an integer number (193389300).

Almost surely, 2^2131444026 is an apocalyptic number.

2131444026 is an abundant number, since it is smaller than the sum of its proper divisors (2509899174).

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

2131444026 is a wasteful number, since it uses less digits than its factorization.

2131444026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595250 (or 595247 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 2131444026 is about 46167.5646531198. The cubic root of 2131444026 is about 1286.9390451151.

Adding to 2131444026 its reverse (6204441312), we get a palindrome (8335885338).

The spelling of 2131444026 in words is "two billion, one hundred thirty-one million, four hundred forty-four thousand, twenty-six".