5521478741255 has 8 divisors (see below), whose sum is σ = 6738075752400. Its totient is φ = 4342315484416.

The previous prime is 5521478741189. The next prime is 5521478741281.

5521478741255 is nontrivially palindromic in base 10.

5521478741255 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 5521478741255 - 2¹⁶ = 5521478675719 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5521478741255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9358438250 + ... + 9358438839.

It is an arithmetic number, because the mean of its divisors is an integer number (842259469050).

Almost surely, 2^{5521478741255} is an apocalyptic number.

5521478741255 is a deficient number, since it is larger than the sum of its proper divisors (1216597011145).

5521478741255 is a wasteful number, since it uses less digits than its factorization.

5521478741255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18716877153.

The product of its digits is 15680000, while the sum is 56.

The spelling of 5521478741255 in words is "five trillion, five hundred twenty-one billion, four hundred seventy-eight million, seven hundred forty-one thousand, two hundred fifty-five".