2555111326 has 8 divisors (see below), whose sum is σ = 3956301504. Its totient is φ = 1236344160.

The previous prime is 2555111311. The next prime is 2555111353. The reversal of 2555111326 is 6231115552.

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

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20605675 + ... + 20605798.

It is an arithmetic number, because the mean of its divisors is an integer number (494537688).

Almost surely, 2^2555111326 is an apocalyptic number.

2555111326 is a deficient number, since it is larger than the sum of its proper divisors (1401190178).

2555111326 is a wasteful number, since it uses less digits than its factorization.

2555111326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41211506.

The product of its digits is 9000, while the sum is 31.

The square root of 2555111326 is about 50548.1090249675. The cubic root of 2555111326 is about 1367.1094196517.

Adding to 2555111326 its reverse (6231115552), we get a palindrome (8786226878).

The spelling of 2555111326 in words is "two billion, five hundred fifty-five million, one hundred eleven thousand, three hundred twenty-six".