1116511512480 has 768 divisors, whose sum is σ = 4870604390400. Its totient is φ = 232583270400.

The previous prime is 1116511512461. The next prime is 1116511512499. The reversal of 1116511512480 is 842151156111.

It is a happy number.

1116511512480 is a `hidden beast` number, since 1 + 1 + 1 + 65 + 1 + 1 + 512 + 4 + 80 = 666.

It is an interprime number because it is at equal distance from previous prime (1116511512461) and next prime (1116511512499).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 31038505 + ... + 31074455.

It is an arithmetic number, because the mean of its divisors is an integer number (6341932800).

Almost surely, 2^{1116511512480} is an apocalyptic number.

1116511512480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1116511512480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2435302195200).

1116511512480 is an abundant number, since it is smaller than the sum of its proper divisors (3754092877920).

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

1116511512480 is a wasteful number, since it uses less digits than its factorization.

1116511512480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36074 (or 36060 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 36.

Adding to 1116511512480 its reverse (842151156111), we get a palindrome (1958662668591).

The spelling of 1116511512480 in words is "one trillion, one hundred sixteen billion, five hundred eleven million, five hundred twelve thousand, four hundred eighty".