108108761764647 has 192 divisors, whose sum is σ = 180240052469760. Its totient is φ = 57337888608000.

The previous prime is 108108761764639. The next prime is 108108761764747. The reversal of 108108761764647 is 746467167801801.

It is not a de Polignac number, because 108108761764647 - 2³ = 108108761764639 is a prime.

It is a super-2 number, since 2×108108761764647² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108108761764607) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 28072904272 + ... + 28072908122.

It is an arithmetic number, because the mean of its divisors is an integer number (938750273280).

Almost surely, 2^{108108761764647} is an apocalyptic number.

108108761764647 is a deficient number, since it is larger than the sum of its proper divisors (72131290705113).

108108761764647 is a wasteful number, since it uses less digits than its factorization.

108108761764647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5754 (or 5747 counting only the distinct ones).

The product of its (nonzero) digits is 75866112, while the sum is 66.

The spelling of 108108761764647 in words is "one hundred eight trillion, one hundred eight billion, seven hundred sixty-one million, seven hundred sixty-four thousand, six hundred forty-seven".