5105510056055 has 4 divisors (see below), whose sum is σ = 6126612067272. Its totient is φ = 4084408044840.

The previous prime is 5105510056007. The next prime is 5105510056057. The reversal of 5105510056055 is 5506500155015.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-5105510056055 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 (5105510056057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 510551005601 + ... + 510551005610.

It is an arithmetic number, because the mean of its divisors is an integer number (1531653016818).

Almost surely, 2^{5105510056055} is an apocalyptic number.

5105510056055 is a deficient number, since it is larger than the sum of its proper divisors (1021102011217).

5105510056055 is a wasteful number, since it uses less digits than its factorization.

5105510056055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021102011216.

The product of its (nonzero) digits is 93750, while the sum is 38.

The spelling of 5105510056055 in words is "five trillion, one hundred five billion, five hundred ten million, fifty-six thousand, fifty-five".