11110665511670 has 64 divisors (see below), whose sum is σ = 21356545867776. Its totient is φ = 4147144404480.

The previous prime is 11110665511661. The next prime is 11110665511679. The reversal of 11110665511670 is 7611556601111.

It is an interprime number because it is at equal distance from previous prime (11110665511661) and next prime (11110665511679).

It is a super-2 number, since 2×11110665511670² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11110665511679) 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 31 ways as a sum of consecutive naturals, for example, 32452199 + ... + 32792781.

It is an arithmetic number, because the mean of its divisors is an integer number (333696029184).

Almost surely, 2^{11110665511670} is an apocalyptic number.

11110665511670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11110665511670 is a deficient number, since it is larger than the sum of its proper divisors (10245880356106).

11110665511670 is a wasteful number, since it uses less digits than its factorization.

11110665511670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342245.

The product of its (nonzero) digits is 37800, while the sum is 41.

The spelling of 11110665511670 in words is "eleven trillion, one hundred ten billion, six hundred sixty-five million, five hundred eleven thousand, six hundred seventy".