109995776 has 108 divisors (see below), whose sum is σ = 249560136. Its totient is φ = 48322560.

The previous prime is 109995773. The next prime is 109995881. The reversal of 109995776 is 677599901.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109995773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1641695 + ... + 1641761.

It is an arithmetic number, because the mean of its divisors is an integer number (2310742).

Almost surely, 2^109995776 is an apocalyptic number.

109995776 is a gapful number since it is divisible by the number (16) 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 109995776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124780068).

109995776 is an abundant number, since it is smaller than the sum of its proper divisors (139564360).

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

109995776 is an equidigital number, since it uses as much as digits as its factorization.

109995776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158 (or 133 counting only the distinct ones).

The product of its (nonzero) digits is 1071630, while the sum is 53.

The square root of 109995776 is about 10487.8871084695. The cubic root of 109995776 is about 479.1358526104.

The spelling of 109995776 in words is "one hundred nine million, nine hundred ninety-five thousand, seven hundred seventy-six".