11098199161668 has 96 divisors (see below), whose sum is σ = 27952513344000. Its totient is φ = 3414642057216.

The previous prime is 11098199161667. The next prime is 11098199161691. The reversal of 11098199161668 is 86616199189011.

It is a junction number, because it is equal to n+sod(n) for n = 11098199161599 and 11098199161608.

It is not an unprimeable number, because it can be changed into a prime (11098199161663) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90396 + ... + 4712172.

It is an arithmetic number, because the mean of its divisors is an integer number (291172014000).

Almost surely, 2^{11098199161668} 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 11098199161668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13976256672000).

11098199161668 is an abundant number, since it is smaller than the sum of its proper divisors (16854314182332).

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

11098199161668 is a wasteful number, since it uses less digits than its factorization.

11098199161668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4622029 (or 4622027 counting only the distinct ones).

The product of its (nonzero) digits is 10077696, while the sum is 66.

The spelling of 11098199161668 in words is "eleven trillion, ninety-eight billion, one hundred ninety-nine million, one hundred sixty-one thousand, six hundred sixty-eight".