108466921863 has 12 divisors (see below), whose sum is σ = 156905876088. Its totient is φ = 72204465840.

The previous prime is 108466921837. The next prime is 108466921867. The reversal of 108466921863 is 368129664801.

108466921863 is a `hidden beast` number, since 10 + 8 + 466 + 92 + 1 + 86 + 3 = 666.

It is not a de Polignac number, because 108466921863 - 2⁵ = 108466921831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108466921867) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8894853 + ... + 8907038.

It is an arithmetic number, because the mean of its divisors is an integer number (13075489674).

Almost surely, 2^108466921863 is an apocalyptic number.

108466921863 is a deficient number, since it is larger than the sum of its proper divisors (48438954225).

108466921863 is a wasteful number, since it uses less digits than its factorization.

108466921863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17802574 (or 17802571 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 54.

The spelling of 108466921863 in words is "one hundred eight billion, four hundred sixty-six million, nine hundred twenty-one thousand, eight hundred sixty-three".