555066495055 has 4 divisors (see below), whose sum is σ = 666079794072. Its totient is φ = 444053196040.

The previous prime is 555066495037. The next prime is 555066495091. The reversal of 555066495055 is 550594660555.

It is a happy number.

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

It is not a de Polignac number, because 555066495055 - 2²⁷ = 554932277327 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 555066494987 and 555066495005.

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, 55506649501 + ... + 55506649510.

It is an arithmetic number, because the mean of its divisors is an integer number (166519948518).

Almost surely, 2^555066495055 is an apocalyptic number.

555066495055 is a deficient number, since it is larger than the sum of its proper divisors (111013299017).

555066495055 is a wasteful number, since it uses less digits than its factorization.

555066495055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111013299016.

The product of its (nonzero) digits is 20250000, while the sum is 55.

The spelling of 555066495055 in words is "five hundred fifty-five billion, sixty-six million, four hundred ninety-five thousand, fifty-five".