11455214215115 has 16 divisors (see below), whose sum is σ = 15061978114560. Its totient is φ = 8294364148320.

The previous prime is 11455214215111. The next prime is 11455214215153. The reversal of 11455214215115 is 51151241255411.

It is not a de Polignac number, because 11455214215115 - 2² = 11455214215111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11455214215111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 458746595 + ... + 458771564.

It is an arithmetic number, because the mean of its divisors is an integer number (941373632160).

Almost surely, 2^{11455214215115} is an apocalyptic number.

11455214215115 is a deficient number, since it is larger than the sum of its proper divisors (3606763899445).

11455214215115 is a wasteful number, since it uses less digits than its factorization.

11455214215115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917518402.

The product of its digits is 40000, while the sum is 38.

The spelling of 11455214215115 in words is "eleven trillion, four hundred fifty-five billion, two hundred fourteen million, two hundred fifteen thousand, one hundred fifteen".