1116551511515 has 16 divisors (see below), whose sum is σ = 1464644388096. Its totient is φ = 810383599200.

The previous prime is 1116551511487. The next prime is 1116551511529. The reversal of 1116551511515 is 5151151556111.

It is not a de Polignac number, because 1116551511515 - 2⁸ = 1116551511259 is a prime.

It is a Duffinian 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, 20646047 + ... + 20700056.

It is an arithmetic number, because the mean of its divisors is an integer number (91540274256).

Almost surely, 2^{1116551511515} is an apocalyptic number.

1116551511515 is a deficient number, since it is larger than the sum of its proper divisors (348092876581).

1116551511515 is a wasteful number, since it uses less digits than its factorization.

1116551511515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41346610.

The product of its digits is 18750, while the sum is 38.

The spelling of 1116551511515 in words is "one trillion, one hundred sixteen billion, five hundred fifty-one million, five hundred eleven thousand, five hundred fifteen".