1115615615660 has 96 divisors (see below), whose sum is σ = 3053051326080. Its totient is φ = 332304887808.

The previous prime is 1115615615659. The next prime is 1115615615693. The reversal of 1115615615660 is 665165165111.

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, 17997755 + ... + 18059634.

It is an arithmetic number, because the mean of its divisors is an integer number (31802617980).

Almost surely, 2^{1115615615660} is an apocalyptic number.

1115615615660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1115615615660 is an abundant number, since it is smaller than the sum of its proper divisors (1937435710420).

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

1115615615660 is a wasteful number, since it uses less digits than its factorization.

1115615615660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36057435 (or 36057433 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 44.

The spelling of 1115615615660 in words is "one trillion, one hundred fifteen billion, six hundred fifteen million, six hundred fifteen thousand, six hundred sixty".