1108387047838 has 64 divisors (see below), whose sum is σ = 1975068426240. Its totient is φ = 456503040000.

The previous prime is 1108387047829. The next prime is 1108387047871. The reversal of 1108387047838 is 8387407838011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39569838 + ... + 39597838.

It is an arithmetic number, because the mean of its divisors is an integer number (30860444160).

Almost surely, 2^{1108387047838} is an apocalyptic number.

1108387047838 is a deficient number, since it is larger than the sum of its proper divisors (866681378402).

1108387047838 is a wasteful number, since it uses less digits than its factorization.

1108387047838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28673.

The product of its (nonzero) digits is 7225344, while the sum is 58.

The spelling of 1108387047838 in words is "one trillion, one hundred eight billion, three hundred eighty-seven million, forty-seven thousand, eight hundred thirty-eight".