1116661510500 has 96 divisors (see below), whose sum is σ = 3252001858560. Its totient is φ = 297750438400.

The previous prime is 1116661510487. The next prime is 1116661510501. The reversal of 1116661510500 is 50151666111.

It is a super-2 number, since 2×1116661510500² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1116661510501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22293484 + ... + 22343516.

It is an arithmetic number, because the mean of its divisors is an integer number (33875019360).

Almost surely, 2^{1116661510500} is an apocalyptic number.

1116661510500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1116661510500 is an abundant number, since it is smaller than the sum of its proper divisors (2135340348060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1116661510500 is a wasteful number, since it uses less digits than its factorization.

1116661510500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64934 (or 64922 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 33.

The spelling of 1116661510500 in words is "one trillion, one hundred sixteen billion, six hundred sixty-one million, five hundred ten thousand, five hundred".