25411045245145 has 128 divisors (see below), whose sum is σ = 38776268160000. Its totient is φ = 15923971768320.

The previous prime is 25411045245121. The next prime is 25411045245167. The reversal of 25411045245145 is 54154254011452.

It is not a de Polignac number, because 25411045245145 - 2²¹ = 25411043147993 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 118795809 + ... + 119009521.

It is an arithmetic number, because the mean of its divisors is an integer number (302939595000).

Almost surely, 2^{25411045245145} is an apocalyptic number.

It is an amenable number.

25411045245145 is a deficient number, since it is larger than the sum of its proper divisors (13365222914855).

25411045245145 is a wasteful number, since it uses less digits than its factorization.

25411045245145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213888 (or 213874 counting only the distinct ones).

The product of its (nonzero) digits is 640000, while the sum is 43.

Adding to 25411045245145 its reverse (54154254011452), we get a palindrome (79565299256597).

The spelling of 25411045245145 in words is "twenty-five trillion, four hundred eleven billion, forty-five million, two hundred forty-five thousand, one hundred forty-five".