1166726161610 has 16 divisors (see below), whose sum is σ = 2126690726400. Its totient is φ = 460782990096.

The previous prime is 1166726161597. The next prime is 1166726161613. The reversal of 1166726161610 is 161616276611.

It is a super-2 number, since 2×1166726161610² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1166726161613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 738433490 + ... + 738435069.

It is an arithmetic number, because the mean of its divisors is an integer number (132918170400).

Almost surely, 2^{1166726161610} is an apocalyptic number.

1166726161610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1166726161610 is a deficient number, since it is larger than the sum of its proper divisors (959964564790).

1166726161610 is a wasteful number, since it uses less digits than its factorization.

1166726161610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1476868645.

The product of its (nonzero) digits is 108864, while the sum is 44.

The spelling of 1166726161610 in words is "one trillion, one hundred sixty-six billion, seven hundred twenty-six million, one hundred sixty-one thousand, six hundred ten".