109716560 has 40 divisors (see below), whose sum is σ = 255734376. Its totient is φ = 43776000.

The previous prime is 109716547. The next prime is 109716611. The reversal of 109716560 is 65617901.

It can be written as a sum of positive squares in 4 ways, for example, as 29506624 + 80209936 = 5432^2 + 8956^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 109716560.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35060 + ... + 38060.

Almost surely, 2^109716560 is an apocalyptic number.

109716560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109716560 is an abundant number, since it is smaller than the sum of its proper divisors (146017816).

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

109716560 is a wasteful number, since it uses less digits than its factorization.

109716560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3471 (or 3465 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 109716560 is about 10474.5672941654. The cubic root of 109716560 is about 478.7300923171.

The spelling of 109716560 in words is "one hundred nine million, seven hundred sixteen thousand, five hundred sixty".