106011166591 has 8 divisors (see below), whose sum is σ = 115711728768. Its totient is φ = 96321135000.

The previous prime is 106011166589. The next prime is 106011166693. The reversal of 106011166591 is 195661110601.

It is a happy number.

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 106011166591 - 2¹ = 106011166589 is a prime.

It is a super-2 number, since 2×106011166591² (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 106011166591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106011136591) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2611585 + ... + 2651866.

It is an arithmetic number, because the mean of its divisors is an integer number (14463966096).

Almost surely, 2^106011166591 is an apocalyptic number.

106011166591 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

106011166591 is a deficient number, since it is larger than the sum of its proper divisors (9700562177).

106011166591 is a wasteful number, since it uses less digits than its factorization.

106011166591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5265293.

The product of its (nonzero) digits is 9720, while the sum is 37.

The spelling of 106011166591 in words is "one hundred six billion, eleven million, one hundred sixty-six thousand, five hundred ninety-one".