528552762025 has 6 divisors (see below), whose sum is σ = 655405424942. Its totient is φ = 422842209600.

The previous prime is 528552762011. The next prime is 528552762121. The reversal of 528552762025 is 520267255825.

It can be written as a sum of positive squares in 3 ways, for example, as 176039824041 + 352512937984 = 419571^2 + 593728^2 .

It is not a de Polignac number, because 528552762025 - 2¹⁷ = 528552630953 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 528552762025.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10571055216 + ... + 10571055265.

Almost surely, 2^528552762025 is an apocalyptic number.

It is an amenable number.

528552762025 is a deficient number, since it is larger than the sum of its proper divisors (126852662917).

528552762025 is a wasteful number, since it uses less digits than its factorization.

528552762025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21142110491 (or 21142110486 counting only the distinct ones).

The product of its (nonzero) digits is 3360000, while the sum is 49.

The spelling of 528552762025 in words is "five hundred twenty-eight billion, five hundred fifty-two million, seven hundred sixty-two thousand, twenty-five".