505000110555 has 12 divisors (see below), whose sum is σ = 875333525040. Its totient is φ = 269333392272.

The previous prime is 505000110529. The next prime is 505000110611. The reversal of 505000110555 is 555011000505.

505000110555 is a `hidden beast` number, since 5 + 0 + 500 + 0 + 1 + 105 + 55 = 666.

It is not a de Polignac number, because 505000110555 - 2⁸ = 505000110299 is a prime.

It is a super-2 number, since 2×505000110555² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5611112295 + ... + 5611112384.

It is an arithmetic number, because the mean of its divisors is an integer number (72944460420).

Almost surely, 2^505000110555 is an apocalyptic number.

505000110555 is a deficient number, since it is larger than the sum of its proper divisors (370333414485).

505000110555 is a wasteful number, since it uses less digits than its factorization.

505000110555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11222224690 (or 11222224687 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 27.

The spelling of 505000110555 in words is "five hundred five billion, one hundred ten thousand, five hundred fifty-five".