25236444463252 has 12 divisors (see below), whose sum is σ = 48178666702656. Its totient is φ = 11471111119640.

The previous prime is 25236444463247. The next prime is 25236444463267.

25236444463252 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 25236444463252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286777777948 + ... + 286777778035.

It is an arithmetic number, because the mean of its divisors is an integer number (4014888891888).

Almost surely, 2^{25236444463252} is an apocalyptic number.

25236444463252 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25236444463252 is a deficient number, since it is larger than the sum of its proper divisors (22942222239404).

25236444463252 is a wasteful number, since it uses less digits than its factorization.

25236444463252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573555555998 (or 573555555996 counting only the distinct ones).

The product of its digits is 33177600, while the sum is 52.

It can be divided in two parts, 2523644 and 4463252, that added together give a palindrome (6986896).

The spelling of 25236444463252 in words is "twenty-five trillion, two hundred thirty-six billion, four hundred forty-four million, four hundred sixty-three thousand, two hundred fifty-two".