106664540399 has 8 divisors (see below), whose sum is σ = 111310433280. Its totient is φ = 102019339576.

The previous prime is 106664540387. The next prime is 106664540407. The reversal of 106664540399 is 993045466601.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-106664540399 is a prime.

It is a super-2 number, since 2×106664540399² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 106664540399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106664540599) 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 7 ways as a sum of consecutive naturals, for example, 155222 + ... + 487260.

It is an arithmetic number, because the mean of its divisors is an integer number (13913804160).

Almost surely, 2^106664540399 is an apocalyptic number.

106664540399 is a deficient number, since it is larger than the sum of its proper divisors (4645892881).

106664540399 is a wasteful number, since it uses less digits than its factorization.

106664540399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346029.

The product of its (nonzero) digits is 4199040, while the sum is 53.

The spelling of 106664540399 in words is "one hundred six billion, six hundred sixty-four million, five hundred forty thousand, three hundred ninety-nine".