2504145563 has 16 divisors (see below), whose sum is σ = 2628288000. Its totient is φ = 2382707712.

The previous prime is 2504145551. The next prime is 2504145599. The reversal of 2504145563 is 3655414052.

It is a cyclic number.

It is not a de Polignac number, because 2504145563 - 2¹⁶ = 2504080027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2504145863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 868358 + ... + 871236.

It is an arithmetic number, because the mean of its divisors is an integer number (164268000).

Almost surely, 2^2504145563 is an apocalyptic number.

2504145563 is a deficient number, since it is larger than the sum of its proper divisors (124142437).

2504145563 is a wasteful number, since it uses less digits than its factorization.

2504145563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3334.

The product of its (nonzero) digits is 72000, while the sum is 35.

The square root of 2504145563 is about 50041.4384585415. The cubic root of 2504145563 is about 1357.9585799691.

The spelling of 2504145563 in words is "two billion, five hundred four million, one hundred forty-five thousand, five hundred sixty-three".