5220450757 has 2 divisors, whose sum is σ = 5220450758. Its totient is φ = 5220450756.

The previous prime is 5220450721. The next prime is 5220450761. The reversal of 5220450757 is 7570540225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2695790241 + 2524660516 = 51921^2 + 50246^2 .

It is a cyclic number.

It is not a de Polignac number, because 5220450757 - 2¹⁹ = 5219926469 is a prime.

It is a super-2 number, since 2×5220450757² = 54506212212523746098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5220450707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2610225378 + 2610225379.

It is an arithmetic number, because the mean of its divisors is an integer number (2610225379).

Almost surely, 2^5220450757 is an apocalyptic number.

It is an amenable number.

5220450757 is a deficient number, since it is larger than the sum of its proper divisors (1).

5220450757 is an equidigital number, since it uses as much as digits as its factorization.

5220450757 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98000, while the sum is 37.

The square root of 5220450757 is about 72252.6868496944. The cubic root of 5220450757 is about 1734.7464250827.

The spelling of 5220450757 in words is "five billion, two hundred twenty million, four hundred fifty thousand, seven hundred fifty-seven".