106665055665 has 32 divisors (see below), whose sum is σ = 195237409536. Its totient is φ = 48712984320.

The previous prime is 106665055597. The next prime is 106665055723. The reversal of 106665055665 is 566550566601.

It is not a de Polignac number, because 106665055665 - 2¹¹ = 106665053617 is a prime.

It is a super-2 number, since 2×106665055665² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 395046 + ... + 607775.

It is an arithmetic number, because the mean of its divisors is an integer number (6101169048).

Almost surely, 2^106665055665 is an apocalyptic number.

106665055665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

106665055665 is a deficient number, since it is larger than the sum of its proper divisors (88572353871).

106665055665 is a wasteful number, since it uses less digits than its factorization.

106665055665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003849.

The product of its (nonzero) digits is 4860000, while the sum is 51.

The spelling of 106665055665 in words is "one hundred six billion, six hundred sixty-five million, fifty-five thousand, six hundred sixty-five".