25544113132413 has 8 divisors (see below), whose sum is σ = 34059264704608. Its totient is φ = 17029185157584.

The previous prime is 25544113132409. The next prime is 25544113132427. The reversal of 25544113132413 is 31423131144552.

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

It is not a de Polignac number, because 25544113132413 - 2² = 25544113132409 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25544113132453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55632595 + ... + 56089872.

It is an arithmetic number, because the mean of its divisors is an integer number (4257408088076).

Almost surely, 2^{25544113132413} is an apocalyptic number.

It is an amenable number.

25544113132413 is a deficient number, since it is larger than the sum of its proper divisors (8515151572195).

25544113132413 is a wasteful number, since it uses less digits than its factorization.

25544113132413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111798683.

The product of its digits is 172800, while the sum is 39.

Adding to 25544113132413 its reverse (31423131144552), we get a palindrome (56967244276965).

The spelling of 25544113132413 in words is "twenty-five trillion, five hundred forty-four billion, one hundred thirteen million, one hundred thirty-two thousand, four hundred thirteen".