7447338216 has 96 divisors (see below), whose sum is σ = 20900880000. Its totient is φ = 2393943552.

The previous prime is 7447338203. The next prime is 7447338233. The reversal of 7447338216 is 6128337447.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 229360 + ... + 259808.

It is an arithmetic number, because the mean of its divisors is an integer number (217717500).

Almost surely, 2^7447338216 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 7447338216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10450440000).

7447338216 is an abundant number, since it is smaller than the sum of its proper divisors (13453541784).

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

7447338216 is a wasteful number, since it uses less digits than its factorization.

7447338216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30583 (or 30576 counting only the distinct ones).

The product of its digits is 677376, while the sum is 45.

The square root of 7447338216 is about 86297.9618299297. The cubic root of 7447338216 is about 1952.8416353224.

The spelling of 7447338216 in words is "seven billion, four hundred forty-seven million, three hundred thirty-eight thousand, two hundred sixteen".