108375743538 has 96 divisors (see below), whose sum is σ = 254314569600. Its totient is φ = 33242400000.

The previous prime is 108375743521. The next prime is 108375743543. The reversal of 108375743538 is 835347573801.

It is a happy number.

108375743538 is a `hidden beast` number, since 1 + 0 + 8 + 3 + 7 + 574 + 35 + 38 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3194163 + ... + 3227913.

It is an arithmetic number, because the mean of its divisors is an integer number (2649110100).

Almost surely, 2^108375743538 is an apocalyptic number.

108375743538 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 108375743538, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127157284800).

108375743538 is an abundant number, since it is smaller than the sum of its proper divisors (145938826062).

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

108375743538 is a wasteful number, since it uses less digits than its factorization.

108375743538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34048 (or 34045 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 54.

The spelling of 108375743538 in words is "one hundred eight billion, three hundred seventy-five million, seven hundred forty-three thousand, five hundred thirty-eight".