4528486746257 has 2 divisors, whose sum is σ = 4528486746258. Its totient is φ = 4528486746256.

The previous prime is 4528486746193. The next prime is 4528486746263. The reversal of 4528486746257 is 7526476848254.

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., 3819057886081 + 709428860176 = 1954241^2 + 842276^2 .

It is a cyclic number.

It is not a de Polignac number, because 4528486746257 - 2⁶ = 4528486746193 is a prime.

It is a super-2 number, since 2×4528486746257² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4528486746857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2264243373128 + 2264243373129.

It is an arithmetic number, because the mean of its divisors is an integer number (2264243373129).

Almost surely, 2^{4528486746257} is an apocalyptic number.

It is an amenable number.

4528486746257 is a deficient number, since it is larger than the sum of its proper divisors (1).

4528486746257 is an equidigital number, since it uses as much as digits as its factorization.

4528486746257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 722534400, while the sum is 68.

The spelling of 4528486746257 in words is "four trillion, five hundred twenty-eight billion, four hundred eighty-six million, seven hundred forty-six thousand, two hundred fifty-seven".