7216873115 has 8 divisors (see below), whose sum is σ = 8660831040. Its totient is φ = 5773109632.

The previous prime is 7216873109. The next prime is 7216873121. The reversal of 7216873115 is 5113786127.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (7216873109) and next prime (7216873121).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7216873115 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51971 + ... + 130899.

It is an arithmetic number, because the mean of its divisors is an integer number (1082603880).

Almost surely, 2^7216873115 is an apocalyptic number.

7216873115 is a deficient number, since it is larger than the sum of its proper divisors (1443957925).

7216873115 is a wasteful number, since it uses less digits than its factorization.

7216873115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97221.

The product of its digits is 70560, while the sum is 41.

The square root of 7216873115 is about 84952.1813433887. The cubic root of 7216873115 is about 1932.4860010801.

The spelling of 7216873115 in words is "seven billion, two hundred sixteen million, eight hundred seventy-three thousand, one hundred fifteen".