1115166552200 has 192 divisors, whose sum is σ = 2685203136000. Its totient is φ = 430417152000.

The previous prime is 1115166552133. The next prime is 1115166552221. The reversal of 1115166552200 is 22556615111.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 885755171 + ... + 885756429.

It is an arithmetic number, because the mean of its divisors is an integer number (13985433000).

Almost surely, 2^{1115166552200} is an apocalyptic number.

1115166552200 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 1115166552200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1342601568000).

1115166552200 is an abundant number, since it is smaller than the sum of its proper divisors (1570036583800).

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

1115166552200 is a wasteful number, since it uses less digits than its factorization.

1115166552200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2416 (or 2407 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 35.

The spelling of 1115166552200 in words is "one trillion, one hundred fifteen billion, one hundred sixty-six million, five hundred fifty-two thousand, two hundred".