7273111216 has 80 divisors (see below), whose sum is σ = 16322080320. Its totient is φ = 3075194880.

The previous prime is 7273111187. The next prime is 7273111217. The reversal of 7273111216 is 6121113727.

It is not an unprimeable number, because it can be changed into a prime (7273111217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4225236 + ... + 4226956.

It is an arithmetic number, because the mean of its divisors is an integer number (204026004).

Almost surely, 2^7273111216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7273111216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8161040160).

7273111216 is an abundant number, since it is smaller than the sum of its proper divisors (9048969104).

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

7273111216 is a wasteful number, since it uses less digits than its factorization.

7273111216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2222 (or 2216 counting only the distinct ones).

The product of its digits is 3528, while the sum is 31.

The square root of 7273111216 is about 85282.5375795069. The cubic root of 7273111216 is about 1937.4927059372.

The spelling of 7273111216 in words is "seven billion, two hundred seventy-three million, one hundred eleven thousand, two hundred sixteen".