55277677255 has 4 divisors (see below), whose sum is σ = 66333212712. Its totient is φ = 44222141800.

The previous prime is 55277677219. The next prime is 55277677267.

55277677255 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 55277677255 - 2¹¹ = 55277675207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55277677255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5527767721 + ... + 5527767730.

It is an arithmetic number, because the mean of its divisors is an integer number (16583303178).

Almost surely, 2^55277677255 is an apocalyptic number.

55277677255 is a deficient number, since it is larger than the sum of its proper divisors (11055535457).

55277677255 is a wasteful number, since it uses less digits than its factorization.

55277677255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11055535456.

The product of its digits is 36015000, while the sum is 58.

The spelling of 55277677255 in words is "fifty-five billion, two hundred seventy-seven million, six hundred seventy-seven thousand, two hundred fifty-five".