109643820075 has 48 divisors (see below), whose sum is σ = 213268001760. Its totient is φ = 55036892160.

The previous prime is 109643820073. The next prime is 109643820137. The reversal of 109643820075 is 570028346901.

109643820075 is a `hidden beast` number, since 1 + 0 + 9 + 6 + 438 + 200 + 7 + 5 = 666.

It is not a de Polignac number, because 109643820075 - 2¹ = 109643820073 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 109643820075.

It is not an unprimeable number, because it can be changed into a prime (109643820073) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4766034 + ... + 4788983.

It is an arithmetic number, because the mean of its divisors is an integer number (4443083370).

It is a 1-persistent number, because it is pandigital, but 2⋅109643820075 = 219287640150 is not.

Almost surely, 2^109643820075 is an apocalyptic number.

109643820075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

109643820075 is a deficient number, since it is larger than the sum of its proper divisors (103624181685).

109643820075 is a wasteful number, since it uses less digits than its factorization.

109643820075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9555053 (or 9555042 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 109643820075 in words is "one hundred nine billion, six hundred forty-three million, eight hundred twenty thousand, seventy-five".