11116343215415 has 16 divisors (see below), whose sum is σ = 13376065831200. Its totient is φ = 8868776337792.

The previous prime is 11116343215409. The next prime is 11116343215459. The reversal of 11116343215415 is 51451234361111.

It is a cyclic number.

It is not a de Polignac number, because 11116343215415 - 2⁴ = 11116343215399 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20296181 + ... + 20836689.

It is an arithmetic number, because the mean of its divisors is an integer number (836004114450).

Almost surely, 2^{11116343215415} is an apocalyptic number.

11116343215415 is a deficient number, since it is larger than the sum of its proper divisors (2259722615785).

11116343215415 is a wasteful number, since it uses less digits than its factorization.

11116343215415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551746.

The product of its digits is 43200, while the sum is 38.

Adding to 11116343215415 its reverse (51451234361111), we get a palindrome (62567577576526).

The spelling of 11116343215415 in words is "eleven trillion, one hundred sixteen billion, three hundred forty-three million, two hundred fifteen thousand, four hundred fifteen".