106600637581 has 8 divisors (see below), whose sum is σ = 109612258560. Its totient is φ = 103595886288.

The previous prime is 106600637579. The next prime is 106600637593. The reversal of 106600637581 is 185736006601.

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 106600637581 - 2¹ = 106600637579 is a prime.

It is a super-2 number, since 2×106600637581² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106606637581) by changing a digit.

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, 1685941 + ... + 1748026.

It is an arithmetic number, because the mean of its divisors is an integer number (13701532320).

Almost surely, 2^106600637581 is an apocalyptic number.

It is an amenable number.

106600637581 is a deficient number, since it is larger than the sum of its proper divisors (3011620979).

106600637581 is an equidigital number, since it uses as much as digits as its factorization.

106600637581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3434843.

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 106600637581 in words is "one hundred six billion, six hundred million, six hundred thirty-seven thousand, five hundred eighty-one".