2528523758 has 4 divisors (see below), whose sum is σ = 3792785640. Its totient is φ = 1264261878.

The previous prime is 2528523757. The next prime is 2528523763. The reversal of 2528523758 is 8573258252.

It is a semiprime because it is the product of two primes.

It is a congruent number.

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

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632130938 + ... + 632130941.

It is an arithmetic number, because the mean of its divisors is an integer number (948196410).

Almost surely, 2^2528523758 is an apocalyptic number.

2528523758 is a deficient number, since it is larger than the sum of its proper divisors (1264261882).

2528523758 is a wasteful number, since it uses less digits than its factorization.

2528523758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264261881.

The product of its digits is 1344000, while the sum is 47.

The square root of 2528523758 is about 50284.4285838071. The cubic root of 2528523758 is about 1362.3509937546.

The spelling of 2528523758 in words is "two billion, five hundred twenty-eight million, five hundred twenty-three thousand, seven hundred fifty-eight".