613875563 has 16 divisors (see below), whose sum is σ = 710138880. Its totient is φ = 519792000.

The previous prime is 613875539. The next prime is 613875623. The reversal of 613875563 is 365578316.

It is not a de Polignac number, because 613875563 - 2⁶ = 613875499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (613875523) 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 15 ways as a sum of consecutive naturals, for example, 217763 + ... + 220563.

It is an arithmetic number, because the mean of its divisors is an integer number (44383680).

Almost surely, 2^613875563 is an apocalyptic number.

613875563 is a deficient number, since it is larger than the sum of its proper divisors (96263317).

613875563 is a wasteful number, since it uses less digits than its factorization.

613875563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3178.

The product of its digits is 453600, while the sum is 44.

The square root of 613875563 is about 24776.5123251841. The cubic root of 613875563 is about 849.8849039084.

The spelling of 613875563 in words is "six hundred thirteen million, eight hundred seventy-five thousand, five hundred sixty-three".