108664479311841 has 32 divisors (see below), whose sum is σ = 162465086150400. Its totient is φ = 71776714343040.

The previous prime is 108664479311777. The next prime is 108664479311849. The reversal of 108664479311841 is 148113974466801.

It is a happy number.

108664479311841 is a `hidden beast` number, since 1 + 0 + 8 + 6 + 6 + 4 + 479 + 3 + 118 + 41 = 666.

It is not a de Polignac number, because 108664479311841 - 2⁶ = 108664479311777 is a prime.

It is a super-2 number, since 2×108664479311841² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (108664479311849) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134288901 + ... + 135095661.

It is an arithmetic number, because the mean of its divisors is an integer number (5077033942200).

Almost surely, 2^{108664479311841} is an apocalyptic number.

It is an amenable number.

108664479311841 is a deficient number, since it is larger than the sum of its proper divisors (53800606838559).

108664479311841 is a wasteful number, since it uses less digits than its factorization.

108664479311841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852646 (or 852640 counting only the distinct ones).

The product of its (nonzero) digits is 27869184, while the sum is 63.

The spelling of 108664479311841 in words is "one hundred eight trillion, six hundred sixty-four billion, four hundred seventy-nine million, three hundred eleven thousand, eight hundred forty-one".