1115550116440 has 64 divisors (see below), whose sum is σ = 2526975740160. Its totient is φ = 443210127360.

The previous prime is 1115550116423. The next prime is 1115550116453. The reversal of 1115550116440 is 446110555111.

It is a junction number, because it is equal to n+sod(n) for n = 1115550116396 and 1115550116405.

It is a congruent 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, 3359577 + ... + 3676663.

It is an arithmetic number, because the mean of its divisors is an integer number (39483995940).

Almost surely, 2^{1115550116440} is an apocalyptic number.

1115550116440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1115550116440 is an abundant number, since it is smaller than the sum of its proper divisors (1411425623720).

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

1115550116440 is a wasteful number, since it uses less digits than its factorization.

1115550116440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317692 (or 317688 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 34.

The spelling of 1115550116440 in words is "one trillion, one hundred fifteen billion, five hundred fifty million, one hundred sixteen thousand, four hundred forty".