11516533441406 has 64 divisors (see below), whose sum is σ = 19967957305344. Its totient is φ = 4879523397600.

The previous prime is 11516533441381. The next prime is 11516533441447. The reversal of 11516533441406 is 60414433561511.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3298919321 + ... + 3298922811.

It is an arithmetic number, because the mean of its divisors is an integer number (311999332896).

Almost surely, 2^{11516533441406} is an apocalyptic number.

11516533441406 is a deficient number, since it is larger than the sum of its proper divisors (8451423863938).

11516533441406 is a wasteful number, since it uses less digits than its factorization.

11516533441406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7485.

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 11516533441406 in words is "eleven trillion, five hundred sixteen billion, five hundred thirty-three million, four hundred forty-one thousand, four hundred six".