100866516498320 has 80 divisors (see below), whose sum is σ = 245143939307520. Its totient is φ = 38550861273600.

The previous prime is 100866516498239. The next prime is 100866516498329. The reversal of 100866516498320 is 23894615668001.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 100866516498320.

It is not an unprimeable number, because it can be changed into a prime (100866516498329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 257221691 + ... + 257613530.

It is an arithmetic number, because the mean of its divisors is an integer number (3064299241344).

Almost surely, 2^{100866516498320} is an apocalyptic number.

100866516498320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100866516498320 is an abundant number, since it is smaller than the sum of its proper divisors (144277422809200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100866516498320 is a wasteful number, since it uses less digits than its factorization.

100866516498320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514835344 (or 514835338 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 59.

The spelling of 100866516498320 in words is "one hundred trillion, eight hundred sixty-six billion, five hundred sixteen million, four hundred ninety-eight thousand, three hundred twenty".