2455873563 has 48 divisors (see below), whose sum is σ = 3940102656. Its totient is φ = 1340830080.

The previous prime is 2455873559. The next prime is 2455873571. The reversal of 2455873563 is 3653785542.

It is a happy number.

It is not a de Polignac number, because 2455873563 - 2² = 2455873559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2455873583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7036713 + ... + 7037061.

It is an arithmetic number, because the mean of its divisors is an integer number (82085472).

Almost surely, 2^2455873563 is an apocalyptic number.

2455873563 is a deficient number, since it is larger than the sum of its proper divisors (1484229093).

2455873563 is a wasteful number, since it uses less digits than its factorization.

2455873563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772 (or 423 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 48.

The square root of 2455873563 is about 49556.7711115242. The cubic root of 2455873563 is about 1349.1761892948.

It can be divided in two parts, 2455873 and 563, that added together give a triangular number (2456436 = T₂₂₁₆).

The spelling of 2455873563 in words is "two billion, four hundred fifty-five million, eight hundred seventy-three thousand, five hundred sixty-three".