108774428782 has 4 divisors (see below), whose sum is σ = 163161643176. Its totient is φ = 54387214390.

The previous prime is 108774428761. The next prime is 108774428813. The reversal of 108774428782 is 287824477801.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27193607194 + ... + 27193607197.

It is an arithmetic number, because the mean of its divisors is an integer number (40790410794).

Almost surely, 2^108774428782 is an apocalyptic number.

108774428782 is a deficient number, since it is larger than the sum of its proper divisors (54387214394).

108774428782 is an equidigital number, since it uses as much as digits as its factorization.

108774428782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54387214393.

The product of its (nonzero) digits is 11239424, while the sum is 58.

The spelling of 108774428782 in words is "one hundred eight billion, seven hundred seventy-four million, four hundred twenty-eight thousand, seven hundred eighty-two".