109162215752 has 36 divisors (see below), whose sum is σ = 206063906355. Its totient is φ = 54214315056.

The previous prime is 109162215749. The next prime is 109162215761. The reversal of 109162215752 is 257512261901.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 54581107876 + 54581107876 = 233626^2 + 233626^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=233626.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 185966003 + ... + 185966589.

Almost surely, 2^109162215752 is an apocalyptic number.

It is an amenable number.

109162215752 is a deficient number, since it is larger than the sum of its proper divisors (96901690603).

109162215752 is an frugal number, since it uses more digits than its factorization.

109162215752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1578 (or 788 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 41.

The spelling of 109162215752 in words is "one hundred nine billion, one hundred sixty-two million, two hundred fifteen thousand, seven hundred fifty-two".