2575034663 has 4 divisors (see below), whose sum is σ = 2617248408. Its totient is φ = 2532820920.

The previous prime is 2575034633. The next prime is 2575034669. The reversal of 2575034663 is 3664305752.

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

It is a cyclic number.

It is not a de Polignac number, because 2575034663 - 2¹² = 2575030567 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2575034663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2575034669) 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 3 ways as a sum of consecutive naturals, for example, 21106781 + ... + 21106902.

It is an arithmetic number, because the mean of its divisors is an integer number (654312102).

Almost surely, 2^2575034663 is an apocalyptic number.

2575034663 is a deficient number, since it is larger than the sum of its proper divisors (42213745).

2575034663 is an equidigital number, since it uses as much as digits as its factorization.

2575034663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42213744.

The product of its (nonzero) digits is 453600, while the sum is 41.

The square root of 2575034663 is about 50744.7993689994. The cubic root of 2575034663 is about 1370.6535434780.

The spelling of 2575034663 in words is "two billion, five hundred seventy-five million, thirty-four thousand, six hundred sixty-three".