72112181195 has 4 divisors (see below), whose sum is σ = 86534617440. Its totient is φ = 57689744952.

The previous prime is 72112181179. The next prime is 72112181201. The reversal of 72112181195 is 59118121127.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 72112181195 - 2⁴ = 72112181179 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7211218115 + ... + 7211218124.

It is an arithmetic number, because the mean of its divisors is an integer number (21633654360).

Almost surely, 2^72112181195 is an apocalyptic number.

72112181195 is a deficient number, since it is larger than the sum of its proper divisors (14422436245).

72112181195 is a wasteful number, since it uses less digits than its factorization.

72112181195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14422436244.

The product of its digits is 10080, while the sum is 38.

The spelling of 72112181195 in words is "seventy-two billion, one hundred twelve million, one hundred eighty-one thousand, one hundred ninety-five".