109818475142 has 8 divisors (see below), whose sum is σ = 164806573800. Its totient is φ = 54882950544.

The previous prime is 109818475121. The next prime is 109818475187. The reversal of 109818475142 is 241574818901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 13138292 + ... + 13146647.

It is an arithmetic number, because the mean of its divisors is an integer number (20600821725).

Almost surely, 2^109818475142 is an apocalyptic number.

109818475142 is a deficient number, since it is larger than the sum of its proper divisors (54988098658).

109818475142 is a wasteful number, since it uses less digits than its factorization.

109818475142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26287030.

The product of its (nonzero) digits is 645120, while the sum is 50.

The spelling of 109818475142 in words is "one hundred nine billion, eight hundred eighteen million, four hundred seventy-five thousand, one hundred forty-two".