25544440944055 has 16 divisors (see below), whose sum is σ = 33443831347200. Its totient is φ = 18575644160160.

The previous prime is 25544440944037. The next prime is 25544440944101. The reversal of 25544440944055 is 55044904444552.

It is not a de Polignac number, because 25544440944055 - 2¹³ = 25544440935863 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a junction number, because it is equal to n+sod(n) for n = 25544440943987 and 25544440944005.

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, 26154495 + ... + 27113584.

It is an arithmetic number, because the mean of its divisors is an integer number (2090239459200).

Almost surely, 2^{25544440944055} is an apocalyptic number.

25544440944055 is a deficient number, since it is larger than the sum of its proper divisors (7899390403145).

25544440944055 is a wasteful number, since it uses less digits than its factorization.

25544440944055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53276814.

The product of its (nonzero) digits is 46080000, while the sum is 55.

The spelling of 25544440944055 in words is "twenty-five trillion, five hundred forty-four billion, four hundred forty million, nine hundred forty-four thousand, fifty-five".