2564212673 has 16 divisors (see below), whose sum is σ = 2840520192. Its totient is φ = 2295216000.

The previous prime is 2564212643. The next prime is 2564212681. The reversal of 2564212673 is 3762124652.

2564212673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2564212673 - 2¹⁴ = 2564196289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2564212603) 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, 528368 + ... + 533198.

It is an arithmetic number, because the mean of its divisors is an integer number (177532512).

Almost surely, 2^2564212673 is an apocalyptic number.

It is an amenable number.

2564212673 is a deficient number, since it is larger than the sum of its proper divisors (276307519).

2564212673 is a wasteful number, since it uses less digits than its factorization.

2564212673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5576.

The product of its digits is 120960, while the sum is 38.

The square root of 2564212673 is about 50638.0555807586. The cubic root of 2564212673 is about 1368.7307179425.

The spelling of 2564212673 in words is "two billion, five hundred sixty-four million, two hundred twelve thousand, six hundred seventy-three".