25441551155045 has 16 divisors (see below), whose sum is σ = 30591869616000. Its totient is φ = 20311904311104.

The previous prime is 25441551155029. The next prime is 25441551155063. The reversal of 25441551155045 is 54055115514452.

It is a cyclic number.

It is not a de Polignac number, because 25441551155045 - 2⁴ = 25441551155029 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109881419 + ... + 110112711.

It is an arithmetic number, because the mean of its divisors is an integer number (1911991851000).

Almost surely, 2^{25441551155045} is an apocalyptic number.

It is an amenable number.

25441551155045 is a deficient number, since it is larger than the sum of its proper divisors (5150318460955).

25441551155045 is a wasteful number, since it uses less digits than its factorization.

25441551155045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275884.

The product of its (nonzero) digits is 2000000, while the sum is 47.

Adding to 25441551155045 its reverse (54055115514452), we get a palindrome (79496666669497).

The spelling of 25441551155045 in words is "twenty-five trillion, four hundred forty-one billion, five hundred fifty-one million, one hundred fifty-five thousand, forty-five".