109523386340 has 24 divisors (see below), whose sum is σ = 230059465272. Its totient is φ = 43797858560.

The previous prime is 109523386339. The next prime is 109523386369. The reversal of 109523386340 is 43683325901.

It can be written as a sum of positive squares in 4 ways, for example, as 54192115264 + 55331271076 = 232792^2 + 235226^2 .

It is a junction number, because it is equal to n+sod(n) for n = 109523386291 and 109523386300.

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 7 ways as a sum of consecutive naturals, for example, 640169 + ... + 793008.

It is an arithmetic number, because the mean of its divisors is an integer number (9585811053).

Almost surely, 2^109523386340 is an apocalyptic number.

109523386340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

109523386340 is an abundant number, since it is smaller than the sum of its proper divisors (120536078932).

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

109523386340 is a wasteful number, since it uses less digits than its factorization.

109523386340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1437007 (or 1437005 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 44.

The spelling of 109523386340 in words is "one hundred nine billion, five hundred twenty-three million, three hundred eighty-six thousand, three hundred forty".