2566623825264 has 80 divisors (see below), whose sum is σ = 7011265250304. Its totient is φ = 807749414400.

The previous prime is 2566623825263. The next prime is 2566623825289. The reversal of 2566623825264 is 4625283266652.

2566623825264 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2566623825263) 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, 20974134 + ... + 21096149.

Almost surely, 2^{2566623825264} is an apocalyptic number.

2566623825264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2566623825264 is an abundant number, since it is smaller than the sum of its proper divisors (4444641425040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2566623825264 is a wasteful number, since it uses less digits than its factorization.

2566623825264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42070366 (or 42070360 counting only the distinct ones).

The product of its digits is 49766400, while the sum is 57.

The spelling of 2566623825264 in words is "two trillion, five hundred sixty-six billion, six hundred twenty-three million, eight hundred twenty-five thousand, two hundred sixty-four".