1055000510505 has 12 divisors (see below), whose sum is σ = 1828667551620. Its totient is φ = 562666938912.

The previous prime is 1055000510479. The next prime is 1055000510513. The reversal of 1055000510505 is 5050150005501.

1055000510505 is a `hidden beast` number, since 1 + 0 + 550 + 0 + 0 + 5 + 105 + 0 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 800352101376 + 254648409129 = 894624^2 + 504627^2 .

It is not a de Polignac number, because 1055000510505 - 2¹⁰ = 1055000509481 is a prime.

It is a super-2 number, since 2×1055000510505² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11722227850 + ... + 11722227939.

It is an arithmetic number, because the mean of its divisors is an integer number (152388962635).

Almost surely, 2^{1055000510505} is an apocalyptic number.

1055000510505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1055000510505 is a deficient number, since it is larger than the sum of its proper divisors (773667041115).

1055000510505 is a wasteful number, since it uses less digits than its factorization.

1055000510505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23444455800 (or 23444455797 counting only the distinct ones).

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

The spelling of 1055000510505 in words is "one trillion, fifty-five billion, five hundred ten thousand, five hundred five".