106640244065 has 8 divisors (see below), whose sum is σ = 129164258880. Its totient is φ = 84514884592.

The previous prime is 106640244059. The next prime is 106640244077. The reversal of 106640244065 is 560442046601.

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 106640244065 - 2²² = 106636049761 is a prime.

It is a super-2 number, since 2×106640244065² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99663245 + ... + 99664314.

It is an arithmetic number, because the mean of its divisors is an integer number (16145532360).

Almost surely, 2^106640244065 is an apocalyptic number.

It is an amenable number.

106640244065 is a deficient number, since it is larger than the sum of its proper divisors (22524014815).

106640244065 is a wasteful number, since it uses less digits than its factorization.

106640244065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199327671.

The product of its (nonzero) digits is 138240, while the sum is 38.

The spelling of 106640244065 in words is "one hundred six billion, six hundred forty million, two hundred forty-four thousand, sixty-five".