106640456611 has 24 divisors (see below), whose sum is σ = 120833538480. Its totient is φ = 93969472896.

The previous prime is 106640456557. The next prime is 106640456623. The reversal of 106640456611 is 116654046601.

It is not a de Polignac number, because 106640456611 - 2²³ = 106632068003 is a prime.

It is a super-2 number, since 2×106640456611² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106640456641) 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 23 ways as a sum of consecutive naturals, for example, 170520 + ... + 492298.

It is an arithmetic number, because the mean of its divisors is an integer number (5034730770).

Almost surely, 2^106640456611 is an apocalyptic number.

106640456611 is a deficient number, since it is larger than the sum of its proper divisors (14193081869).

106640456611 is a wasteful number, since it uses less digits than its factorization.

106640456611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321895 (or 321882 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 106640456611 in words is "one hundred six billion, six hundred forty million, four hundred fifty-six thousand, six hundred eleven".