106664540407 has 2 divisors, whose sum is σ = 106664540408. Its totient is φ = 106664540406.

The previous prime is 106664540387. The next prime is 106664540419. The reversal of 106664540407 is 704045466601.

It is a strong prime.

It is an emirp because it is prime and its reverse (704045466601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 106664540407 - 2¹¹ = 106664538359 is a prime.

It is a super-2 number, since 2×106664540407² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106664540467) 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 as a sum of consecutive naturals, namely, 53332270203 + 53332270204.

It is an arithmetic number, because the mean of its divisors is an integer number (53332270204).

Almost surely, 2^106664540407 is an apocalyptic number.

106664540407 is a deficient number, since it is larger than the sum of its proper divisors (1).

106664540407 is an equidigital number, since it uses as much as digits as its factorization.

106664540407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 483840, while the sum is 43.

The spelling of 106664540407 in words is "one hundred six billion, six hundred sixty-four million, five hundred forty thousand, four hundred seven".