11526228518 has 16 divisors (see below), whose sum is σ = 20218767360. Its totient is φ = 4824932616.

The previous prime is 11526228517. The next prime is 11526228547. The reversal of 11526228518 is 81582262511.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11526228517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9572678 + ... + 9573881.

It is an arithmetic number, because the mean of its divisors is an integer number (1263672960).

Almost surely, 2^11526228518 is an apocalyptic number.

11526228518 is a deficient number, since it is larger than the sum of its proper divisors (8692538842).

11526228518 is a wasteful number, since it uses less digits than its factorization.

11526228518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19146611.

The product of its digits is 76800, while the sum is 41.

The spelling of 11526228518 in words is "eleven billion, five hundred twenty-six million, two hundred twenty-eight thousand, five hundred eighteen".