11515316122516 has 48 divisors (see below), whose sum is σ = 20903511226752. Its totient is φ = 5546009520000.

The previous prime is 11515316122483. The next prime is 11515316122603. The reversal of 11515316122516 is 61522161351511.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 169640815 + ... + 169708681.

It is an arithmetic number, because the mean of its divisors is an integer number (435489817224).

Almost surely, 2^{11515316122516} is an apocalyptic number.

It is an amenable number.

11515316122516 is a deficient number, since it is larger than the sum of its proper divisors (9388195104236).

11515316122516 is a wasteful number, since it uses less digits than its factorization.

11515316122516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79360 (or 79358 counting only the distinct ones).

The product of its digits is 54000, while the sum is 40.

The spelling of 11515316122516 in words is "eleven trillion, five hundred fifteen billion, three hundred sixteen million, one hundred twenty-two thousand, five hundred sixteen".