72753733456216 has 32 divisors (see below), whose sum is σ = 137990836010880. Its totient is φ = 35957363904000.

The previous prime is 72753733456133. The next prime is 72753733456219. The reversal of 72753733456216 is 61265433735727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72753733456219) 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, 73679025 + ... + 74659936.

It is an arithmetic number, because the mean of its divisors is an integer number (4312213625340).

Almost surely, 2^{72753733456216} is an apocalyptic number.

It is an amenable number.

72753733456216 is a deficient number, since it is larger than the sum of its proper divisors (65237102554664).

72753733456216 is a wasteful number, since it uses less digits than its factorization.

72753733456216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148339675 (or 148339671 counting only the distinct ones).

The product of its digits is 133358400, while the sum is 61.

The spelling of 72753733456216 in words is "seventy-two trillion, seven hundred fifty-three billion, seven hundred thirty-three million, four hundred fifty-six thousand, two hundred sixteen".