2528523755 has 8 divisors (see below), whose sum is σ = 3036159600. Its totient is φ = 2021531616.

The previous prime is 2528523737. The next prime is 2528523757. The reversal of 2528523755 is 5573258252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2528523755 - 2⁸ = 2528523499 is a prime.

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 in 7 ways as a sum of consecutive naturals, for example, 152240 + ... + 168029.

It is an arithmetic number, because the mean of its divisors is an integer number (379519950).

Almost surely, 2^2528523755 is an apocalyptic number.

2528523755 is a deficient number, since it is larger than the sum of its proper divisors (507635845).

2528523755 is a wasteful number, since it uses less digits than its factorization.

2528523755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321853.

The product of its digits is 840000, while the sum is 44.

The square root of 2528523755 is about 50284.4285539768. The cubic root of 2528523755 is about 1362.3509932158.

The spelling of 2528523755 in words is "two billion, five hundred twenty-eight million, five hundred twenty-three thousand, seven hundred fifty-five".