5216820738037 has 2 divisors, whose sum is σ = 5216820738038. Its totient is φ = 5216820738036.

The previous prime is 5216820738001. The next prime is 5216820738053. The reversal of 5216820738037 is 7308370286125.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4752338960196 + 464481777841 = 2179986^2 + 681529^2 .

It is a cyclic number.

It is not a de Polignac number, because 5216820738037 - 2¹¹ = 5216820735989 is a prime.

It is a super-2 number, since 2×5216820738037² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5216820538037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2608410369018 + 2608410369019.

It is an arithmetic number, because the mean of its divisors is an integer number (2608410369019).

Almost surely, 2^{5216820738037} is an apocalyptic number.

It is an amenable number.

5216820738037 is a deficient number, since it is larger than the sum of its proper divisors (1).

5216820738037 is an equidigital number, since it uses as much as digits as its factorization.

5216820738037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 5216820738037 in words is "five trillion, two hundred sixteen billion, eight hundred twenty million, seven hundred thirty-eight thousand, thirty-seven".