72016722222 has 8 divisors (see below), whose sum is σ = 144033444456. Its totient is φ = 24005574072.

The previous prime is 72016722161. The next prime is 72016722247. The reversal of 72016722222 is 22222761027.

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

72016722222 is an admirable number.

It is a congruent number.

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, 6001393513 + ... + 6001393524.

It is an arithmetic number, because the mean of its divisors is an integer number (18004180557).

Almost surely, 2^72016722222 is an apocalyptic number.

72016722222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72016722222 is a wasteful number, since it uses less digits than its factorization.

72016722222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12002787042.

The product of its (nonzero) digits is 18816, while the sum is 33.

The spelling of 72016722222 in words is "seventy-two billion, sixteen million, seven hundred twenty-two thousand, two hundred twenty-two".