2528452663 has 12 divisors (see below), whose sum is σ = 2793634144. Its totient is φ = 2286662400.

The previous prime is 2528452643. The next prime is 2528452679. The reversal of 2528452663 is 3662548252.

It is not a de Polignac number, because 2528452663 - 2²¹ = 2526355511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2528452603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30783 + ... + 77488.

Almost surely, 2^2528452663 is an apocalyptic number.

2528452663 is a deficient number, since it is larger than the sum of its proper divisors (265181481).

2528452663 is a wasteful number, since it uses less digits than its factorization.

2528452663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108486 (or 108475 counting only the distinct ones).

The product of its digits is 691200, while the sum is 43.

The square root of 2528452663 is about 50283.7216502518. The cubic root of 2528452663 is about 1362.3382251379.

The spelling of 2528452663 in words is "two billion, five hundred twenty-eight million, four hundred fifty-two thousand, six hundred sixty-three".