2564905675208 has 32 divisors (see below), whose sum is σ = 5092169794560. Its totient is φ = 1206996030720.

The previous prime is 2564905675201. The next prime is 2564905675237. The reversal of 2564905675208 is 8025765094652.

It is a happy number.

It is a super-2 number, since 2×2564905675208² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2564905675201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13667693 + ... + 13854083.

It is an arithmetic number, because the mean of its divisors is an integer number (159130306080).

Almost surely, 2^{2564905675208} is an apocalyptic number.

It is an amenable number.

2564905675208 is a deficient number, since it is larger than the sum of its proper divisors (2527264119352).

2564905675208 is a wasteful number, since it uses less digits than its factorization.

2564905675208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287597 (or 287593 counting only the distinct ones).

The product of its (nonzero) digits is 36288000, while the sum is 59.

The spelling of 2564905675208 in words is "two trillion, five hundred sixty-four billion, nine hundred five million, six hundred seventy-five thousand, two hundred eight".