1166619322080 has 576 divisors, whose sum is σ = 4170204380160. Its totient is φ = 307978868736.

The previous prime is 1166619322079. The next prime is 1166619322081. The reversal of 1166619322080 is 802239166611.

It is an interprime number because it is at equal distance from previous prime (1166619322079) and next prime (1166619322081).

It is a super-2 number, since 2×1166619322080² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166619322081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2519695929 + ... + 2519696391.

It is an arithmetic number, because the mean of its divisors is an integer number (7239938160).

Almost surely, 2^{1166619322080} is an apocalyptic number.

1166619322080 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 1166619322080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2085102190080).

1166619322080 is an abundant number, since it is smaller than the sum of its proper divisors (3003585058080).

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

1166619322080 is a wasteful number, since it uses less digits than its factorization.

1166619322080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005 (or 985 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The spelling of 1166619322080 in words is "one trillion, one hundred sixty-six billion, six hundred nineteen million, three hundred twenty-two thousand, eighty".