4528561250 has 40 divisors (see below), whose sum is σ = 8497976652. Its totient is φ = 1809368000.

The previous prime is 4528561237. The next prime is 4528561259. The reversal of 4528561250 is 521658254.

It can be written as a sum of positive squares in 10 ways, for example, as 1054755529 + 3473805721 = 32477^2 + 58939^2 .

It is not an unprimeable number, because it can be changed into a prime (4528561259) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1594832 + ... + 1597668.

Almost surely, 2^4528561250 is an apocalyptic number.

4528561250 is a deficient number, since it is larger than the sum of its proper divisors (3969415402).

4528561250 is a wasteful number, since it uses less digits than its factorization.

4528561250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4136 (or 4121 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 38.

The square root of 4528561250 is about 67294.5855920073. The cubic root of 4528561250 is about 1654.4491188700.

The spelling of 4528561250 in words is "four billion, five hundred twenty-eight million, five hundred sixty-one thousand, two hundred fifty".