2528540564 has 12 divisors (see below), whose sum is σ = 4827213888. Its totient is φ = 1149336600.

The previous prime is 2528540563. The next prime is 2528540587. The reversal of 2528540564 is 4650458252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2528540563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28733372 + ... + 28733459.

It is an arithmetic number, because the mean of its divisors is an integer number (402267824).

Almost surely, 2^2528540564 is an apocalyptic number.

It is an amenable number.

2528540564 is a deficient number, since it is larger than the sum of its proper divisors (2298673324).

2528540564 is a wasteful number, since it uses less digits than its factorization.

2528540564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57466846 (or 57466844 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 41.

The square root of 2528540564 is about 50284.5956929157. The cubic root of 2528540564 is about 1362.3540120665.

The spelling of 2528540564 in words is "two billion, five hundred twenty-eight million, five hundred forty thousand, five hundred sixty-four".