1111815485088 has 288 divisors, whose sum is σ = 3784508743680. Its totient is φ = 279467020800.

The previous prime is 1111815485041. The next prime is 1111815485173. The reversal of 1111815485088 is 8805845181111.

It is a super-2 number, since 2×1111815485088² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1111815485088.

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, 2300133 + ... + 2741211.

It is an arithmetic number, because the mean of its divisors is an integer number (13140655360).

Almost surely, 2^{1111815485088} 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 1111815485088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1892254371840).

1111815485088 is an abundant number, since it is smaller than the sum of its proper divisors (2672693258592).

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

1111815485088 is a wasteful number, since it uses less digits than its factorization.

1111815485088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441152 (or 441133 counting only the distinct ones).

The product of its (nonzero) digits is 409600, while the sum is 51.

The spelling of 1111815485088 in words is "one trillion, one hundred eleven billion, eight hundred fifteen million, four hundred eighty-five thousand, eighty-eight".