108782578500 has 96 divisors (see below), whose sum is σ = 317339987328. Its totient is φ = 28956937600.

The previous prime is 108782578453. The next prime is 108782578573. The reversal of 108782578500 is 5875287801.

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 31 ways as a sum of consecutive naturals, for example, 780094 + ... + 908906.

It is an arithmetic number, because the mean of its divisors is an integer number (3305624868).

Almost surely, 2^108782578500 is an apocalyptic number.

108782578500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 108782578500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158669993664).

108782578500 is an abundant number, since it is smaller than the sum of its proper divisors (208557408828).

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

108782578500 is a wasteful number, since it uses less digits than its factorization.

108782578500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129398 (or 129386 counting only the distinct ones).

The product of its (nonzero) digits is 1254400, while the sum is 51.

The spelling of 108782578500 in words is "one hundred eight billion, seven hundred eighty-two million, five hundred seventy-eight thousand, five hundred".