18095105138 has 16 divisors (see below), whose sum is σ = 29698048224. Its totient is φ = 8200637760.

The previous prime is 18095105101. The next prime is 18095105153. The reversal of 18095105138 is 83150159081.

It is a junction number, because it is equal to n+sod(n) for n = 18095105095 and 18095105104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1212920 + ... + 1227747.

It is an arithmetic number, because the mean of its divisors is an integer number (1856128014).

Almost surely, 2^18095105138 is an apocalyptic number.

18095105138 is a deficient number, since it is larger than the sum of its proper divisors (11602943086).

18095105138 is a wasteful number, since it uses less digits than its factorization.

18095105138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2441017.

The product of its (nonzero) digits is 43200, while the sum is 41.

The spelling of 18095105138 in words is "eighteen billion, ninety-five million, one hundred five thousand, one hundred thirty-eight".