7288378368 has 176 divisors, whose sum is σ = 20975690880. Its totient is φ = 2243067904.

The previous prime is 7288378367. The next prime is 7288378381. The reversal of 7288378368 is 8638738827.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7288378367) 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, 2047246 + ... + 2050802.

Almost surely, 2^7288378368 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 7288378368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10487845440).

7288378368 is an abundant number, since it is smaller than the sum of its proper divisors (13687312512).

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

7288378368 is a wasteful number, since it uses less digits than its factorization.

7288378368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3632 (or 3614 counting only the distinct ones).

The product of its digits is 21676032, while the sum is 60.

The square root of 7288378368 is about 85371.9999062925. Note that the first 4 decimals coincide. The cubic root of 7288378368 is about 1938.8474366945.

The spelling of 7288378368 in words is "seven billion, two hundred eighty-eight million, three hundred seventy-eight thousand, three hundred sixty-eight".