2528523756 has 48 divisors (see below), whose sum is σ = 7151383680. Its totient is φ = 766218960.

The previous prime is 2528523737. The next prime is 2528523757. The reversal of 2528523756 is 6573258252.

2528523756 is a `hidden beast` number, since 2 + 52 + 8 + 523 + 75 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (2528523757) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1063006 + ... + 1065381.

It is an arithmetic number, because the mean of its divisors is an integer number (148987160).

Almost surely, 2^2528523756 is an apocalyptic number.

It is an amenable number.

2528523756 is an abundant number, since it is smaller than the sum of its proper divisors (4622859924).

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

2528523756 is a wasteful number, since it uses less digits than its factorization.

2528523756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2128411 (or 2128403 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 45.

The square root of 2528523756 is about 50284.4285639203. The cubic root of 2528523756 is about 1362.3509933954.

The spelling of 2528523756 in words is "two billion, five hundred twenty-eight million, five hundred twenty-three thousand, seven hundred fifty-six".