1166100620170 has 16 divisors (see below), whose sum is σ = 2099378670408. Its totient is φ = 466351902720.

The previous prime is 1166100620161. The next prime is 1166100620189. The reversal of 1166100620170 is 710260016611.

It can be written as a sum of positive squares in 4 ways, for example, as 968919329569 + 197181290601 = 984337^2 + 444051^2 .

It is a super-2 number, since 2×1166100620170² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10987719 + ... + 11093338.

Almost surely, 2^{1166100620170} is an apocalyptic number.

1166100620170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1166100620170 is a deficient number, since it is larger than the sum of its proper divisors (933278050238).

1166100620170 is a wasteful number, since it uses less digits than its factorization.

1166100620170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22086345.

The product of its (nonzero) digits is 3024, while the sum is 31.

Adding to 1166100620170 its reverse (710260016611), we get a palindrome (1876360636781).

The spelling of 1166100620170 in words is "one trillion, one hundred sixty-six billion, one hundred million, six hundred twenty thousand, one hundred seventy".