25043254240145 has 8 divisors (see below), whose sum is σ = 30081053401920. Its totient is φ = 20015171182960.

The previous prime is 25043254240129. The next prime is 25043254240159. The reversal of 25043254240145 is 54104245234052.

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

It is not a de Polignac number, because 25043254240145 - 2⁴ = 25043254240129 is a prime.

It is an unprimeable number.

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, 2429020475 + ... + 2429030784.

It is an arithmetic number, because the mean of its divisors is an integer number (3760131675240).

Almost surely, 2^{25043254240145} is an apocalyptic number.

It is an amenable number.

25043254240145 is a deficient number, since it is larger than the sum of its proper divisors (5037799161775).

25043254240145 is a wasteful number, since it uses less digits than its factorization.

25043254240145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4858052295.

The product of its (nonzero) digits is 768000, while the sum is 41.

Adding to 25043254240145 its reverse (54104245234052), we get a palindrome (79147499474197).

The spelling of 25043254240145 in words is "twenty-five trillion, forty-three billion, two hundred fifty-four million, two hundred forty thousand, one hundred forty-five".