1115655500512 has 96 divisors (see below), whose sum is σ = 2597292976320. Its totient is φ = 461560135680.

The previous prime is 1115655500501. The next prime is 1115655500513. The reversal of 1115655500512 is 2150055565111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1115655500513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40761712 + ... + 40789072.

It is an arithmetic number, because the mean of its divisors is an integer number (27055135170).

Almost surely, 2^{1115655500512} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1115655500512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1298646488160).

1115655500512 is an abundant number, since it is smaller than the sum of its proper divisors (1481637475808).

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

1115655500512 is a wasteful number, since it uses less digits than its factorization.

1115655500512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33684 (or 33676 counting only the distinct ones).

The product of its (nonzero) digits is 37500, while the sum is 37.

The spelling of 1115655500512 in words is "one trillion, one hundred fifteen billion, six hundred fifty-five million, five hundred thousand, five hundred twelve".