2528477628 has 12 divisors (see below), whose sum is σ = 5899781160. Its totient is φ = 842825872.

The previous prime is 2528477603. The next prime is 2528477641. The reversal of 2528477628 is 8267748252.

2528477628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105353223 + ... + 105353246.

It is an arithmetic number, because the mean of its divisors is an integer number (491648430).

Almost surely, 2^2528477628 is an apocalyptic number.

It is an amenable number.

2528477628 is an abundant number, since it is smaller than the sum of its proper divisors (3371303532).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2528477628 is a wasteful number, since it uses less digits than its factorization.

2528477628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210706476 (or 210706474 counting only the distinct ones).

The product of its digits is 3010560, while the sum is 51.

The square root of 2528477628 is about 50283.9698910100. The cubic root of 2528477628 is about 1362.3427088633.

The spelling of 2528477628 in words is "two billion, five hundred twenty-eight million, four hundred seventy-seven thousand, six hundred twenty-eight".