2565464242126 has 8 divisors (see below), whose sum is σ = 3848376949560. Its totient is φ = 1282671925608.

The previous prime is 2565464242123. The next prime is 2565464242139. The reversal of 2565464242126 is 6212424645652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2565464242126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2565464242123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30044436 + ... + 30129703.

It is an arithmetic number, because the mean of its divisors is an integer number (481047118695).

Almost surely, 2^{2565464242126} is an apocalyptic number.

2565464242126 is a deficient number, since it is larger than the sum of its proper divisors (1282912707434).

2565464242126 is a wasteful number, since it uses less digits than its factorization.

2565464242126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60195458.

The product of its digits is 5529600, while the sum is 49.

Adding to 2565464242126 its reverse (6212424645652), we get a palindrome (8777888887778).

The spelling of 2565464242126 in words is "two trillion, five hundred sixty-five billion, four hundred sixty-four million, two hundred forty-two thousand, one hundred twenty-six".