11389888898311 has 32 divisors (see below), whose sum is σ = 14450453208576. Its totient is φ = 8720284560000.

The previous prime is 11389888898249. The next prime is 11389888898317.

11389888898311 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 11389888898311 - 2¹¹ = 11389888896263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11389888898317) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4571140 + ... + 6608713.

It is an arithmetic number, because the mean of its divisors is an integer number (451576662768).

Almost surely, 2^{11389888898311} is an apocalyptic number.

11389888898311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11389888898311 is a deficient number, since it is larger than the sum of its proper divisors (3060564310265).

11389888898311 is a wasteful number, since it uses less digits than its factorization.

11389888898311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11180103.

The product of its digits is 191102976, while the sum is 76.

The spelling of 11389888898311 in words is "eleven trillion, three hundred eighty-nine billion, eight hundred eighty-eight million, eight hundred ninety-eight thousand, three hundred eleven".