25100120054345 has 16 divisors (see below), whose sum is σ = 34427930584320. Its totient is φ = 17209056496704.

The previous prime is 25100120054281. The next prime is 25100120054431. The reversal of 25100120054345 is 54345002100152.

It is a cyclic number.

It is not a de Polignac number, because 25100120054345 - 2⁶ = 25100120054281 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 15 ways as a sum of consecutive naturals, for example, 50884325 + ... + 51375234.

It is an arithmetic number, because the mean of its divisors is an integer number (2151745661520).

Almost surely, 2^{25100120054345} is an apocalyptic number.

It is an amenable number.

25100120054345 is a deficient number, since it is larger than the sum of its proper divisors (9327810529975).

25100120054345 is a wasteful number, since it uses less digits than its factorization.

25100120054345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102266584.

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 25100120054345 its reverse (54345002100152), we get a palindrome (79445122154497).

The spelling of 25100120054345 in words is "twenty-five trillion, one hundred billion, one hundred twenty million, fifty-four thousand, three hundred forty-five".