25063742644747 has 8 divisors (see below), whose sum is σ = 25947657792576. Its totient is φ = 24194437664832.

The previous prime is 25063742644723. The next prime is 25063742644753. The reversal of 25063742644747 is 74744624736052.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25063742644747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25063742644757) 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 7 ways as a sum of consecutive naturals, for example, 3652538488 + ... + 3652545349.

It is an arithmetic number, because the mean of its divisors is an integer number (3243457224072).

Almost surely, 2^{25063742644747} is an apocalyptic number.

25063742644747 is a deficient number, since it is larger than the sum of its proper divisors (883915147829).

25063742644747 is an equidigital number, since it uses as much as digits as its factorization.

25063742644747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7305083957.

The product of its (nonzero) digits is 189665280, while the sum is 61.

The spelling of 25063742644747 in words is "twenty-five trillion, sixty-three billion, seven hundred forty-two million, six hundred forty-four thousand, seven hundred forty-seven".