106660055 has 8 divisors (see below), whose sum is σ = 128174400. Its totient is φ = 85206496.

The previous prime is 106660051. The next prime is 106660087. The reversal of 106660055 is 550066601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 106660055 - 2² = 106660051 is a prime.

It is a super-2 number, since 2×106660055² = 22752734665206050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106660051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11240 + ... + 18429.

It is an arithmetic number, because the mean of its divisors is an integer number (16021800).

Almost surely, 2^106660055 is an apocalyptic number.

106660055 is a deficient number, since it is larger than the sum of its proper divisors (21514345).

106660055 is an equidigital number, since it uses as much as digits as its factorization.

106660055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30393.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 106660055 is about 10327.6354989901. The cubic root of 106660055 is about 474.2426416492.

The spelling of 106660055 in words is "one hundred six million, six hundred sixty thousand, fifty-five".