100189447138 has 16 divisors (see below), whose sum is σ = 169599692160. Its totient is φ = 43970290000.

The previous prime is 100189447097. The next prime is 100189447217. The reversal of 100189447138 is 831744981001.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 78517738 + ... + 78519013.

It is an arithmetic number, because the mean of its divisors is an integer number (10599980760).

Almost surely, 2^100189447138 is an apocalyptic number.

100189447138 is a deficient number, since it is larger than the sum of its proper divisors (69410245022).

100189447138 is a wasteful number, since it uses less digits than its factorization.

100189447138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157036793.

The product of its (nonzero) digits is 193536, while the sum is 46.

The spelling of 100189447138 in words is "one hundred billion, one hundred eighty-nine million, four hundred forty-seven thousand, one hundred thirty-eight".