108821654234 has 8 divisors (see below), whose sum is σ = 171823664640. Its totient is φ = 51547099356.

The previous prime is 108821654191. The next prime is 108821654269. The reversal of 108821654234 is 432456128801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1431863834 + ... + 1431863909.

It is an arithmetic number, because the mean of its divisors is an integer number (21477958080).

Almost surely, 2^108821654234 is an apocalyptic number.

108821654234 is a deficient number, since it is larger than the sum of its proper divisors (63002010406).

108821654234 is a wasteful number, since it uses less digits than its factorization.

108821654234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2863727764.

The product of its (nonzero) digits is 368640, while the sum is 44.

The spelling of 108821654234 in words is "one hundred eight billion, eight hundred twenty-one million, six hundred fifty-four thousand, two hundred thirty-four".