2528768885 has 24 divisors (see below), whose sum is σ = 3157037856. Its totient is φ = 1944187200.

The previous prime is 2528768867. The next prime is 2528768899. The reversal of 2528768885 is 5888678252.

It is not a de Polignac number, because 2528768885 - 2¹⁰ = 2528767861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 565910 + ... + 570360.

It is an arithmetic number, because the mean of its divisors is an integer number (131543244).

Almost surely, 2^2528768885 is an apocalyptic number.

It is an amenable number.

2528768885 is a deficient number, since it is larger than the sum of its proper divisors (628268971).

2528768885 is an equidigital number, since it uses as much as digits as its factorization.

2528768885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4613 (or 4576 counting only the distinct ones).

The product of its digits is 17203200, while the sum is 59.

The square root of 2528768885 is about 50286.8659293856. The cubic root of 2528768885 is about 1362.3950165722.

The spelling of 2528768885 in words is "two billion, five hundred twenty-eight million, seven hundred sixty-eight thousand, eight hundred eighty-five".