72316296503 has 24 divisors (see below), whose sum is σ = 80756227440. Its totient is φ = 64695312000.

The previous prime is 72316296499. The next prime is 72316296509. The reversal of 72316296503 is 30569261327.

It is not a de Polignac number, because 72316296503 - 2² = 72316296499 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72316296509) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 9148853 + ... + 9156753.

It is an arithmetic number, because the mean of its divisors is an integer number (3364842810).

Almost surely, 2^72316296503 is an apocalyptic number.

72316296503 is a deficient number, since it is larger than the sum of its proper divisors (8439930937).

72316296503 is a wasteful number, since it uses less digits than its factorization.

72316296503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9119 (or 9108 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 44.

The spelling of 72316296503 in words is "seventy-two billion, three hundred sixteen million, two hundred ninety-six thousand, five hundred three".