7217868016 has 40 divisors (see below), whose sum is σ = 14107338144. Its totient is φ = 3577344000.

The previous prime is 7217868013. The next prime is 7217868061. The reversal of 7217868016 is 6108687127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7217868011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1802016 + ... + 1806016.

Almost surely, 2^7217868016 is an apocalyptic number.

It is an amenable number.

7217868016 is a deficient number, since it is larger than the sum of its proper divisors (6889470128).

7217868016 is a wasteful number, since it uses less digits than its factorization.

7217868016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4969 (or 4963 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 46.

The square root of 7217868016 is about 84958.0367946435. The cubic root of 7217868016 is about 1932.5747996443.

The spelling of 7217868016 in words is "seven billion, two hundred seventeen million, eight hundred sixty-eight thousand, sixteen".