7263640216 has 64 divisors (see below), whose sum is σ = 15754798080. Its totient is φ = 3075187200.

The previous prime is 7263640213. The next prime is 7263640249. The reversal of 7263640216 is 6120463627.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7263640211) 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, 2401281 + ... + 2404303.

It is an arithmetic number, because the mean of its divisors is an integer number (246168720).

Almost surely, 2^7263640216 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 7263640216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7877399040).

7263640216 is an abundant number, since it is smaller than the sum of its proper divisors (8491157864).

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

7263640216 is a wasteful number, since it uses less digits than its factorization.

7263640216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3544 (or 3540 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 7263640216 is about 85226.9922970417. The cubic root of 7263640216 is about 1936.6513436589.

The spelling of 7263640216 in words is "seven billion, two hundred sixty-three million, six hundred forty thousand, two hundred sixteen".