4540521763073 has 2 divisors, whose sum is σ = 4540521763074. Its totient is φ = 4540521763072.

The previous prime is 4540521762859. The next prime is 4540521763093. The reversal of 4540521763073 is 3703671250454.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4331593237504 + 208928525569 = 2081248^2 + 457087^2 .

It is a cyclic number.

It is not a de Polignac number, because 4540521763073 - 2²⁴ = 4540504985857 is a prime.

It is not a weakly prime, because it can be changed into another prime (4540521763093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2270260881536 + 2270260881537.

It is an arithmetic number, because the mean of its divisors is an integer number (2270260881537).

Almost surely, 2^{4540521763073} is an apocalyptic number.

It is an amenable number.

4540521763073 is a deficient number, since it is larger than the sum of its proper divisors (1).

4540521763073 is an equidigital number, since it uses as much as digits as its factorization.

4540521763073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2116800, while the sum is 47.

The spelling of 4540521763073 in words is "four trillion, five hundred forty billion, five hundred twenty-one million, seven hundred sixty-three thousand, seventy-three".