73532749517 has 2 divisors, whose sum is σ = 73532749518. Its totient is φ = 73532749516.

The previous prime is 73532749481. The next prime is 73532749519. The reversal of 73532749517 is 71594723537.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71499551236 + 2033198281 = 267394^2 + 45091^2 .

It is an emirp because it is prime and its reverse (71594723537) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73532749517 - 2¹⁴ = 73532733133 is a prime.

Together with 73532749519, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73532749519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36766374758 + 36766374759.

It is an arithmetic number, because the mean of its divisors is an integer number (36766374759).

Almost surely, 2^73532749517 is an apocalyptic number.

It is an amenable number.

73532749517 is a deficient number, since it is larger than the sum of its proper divisors (1).

73532749517 is an equidigital number, since it uses as much as digits as its factorization.

73532749517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5556600, while the sum is 53.

The spelling of 73532749517 in words is "seventy-three billion, five hundred thirty-two million, seven hundred forty-nine thousand, five hundred seventeen".