1055510055 has 32 divisors (see below), whose sum is σ = 1878102720. Its totient is φ = 562446720.

The previous prime is 1055510047. The next prime is 1055510107. The reversal of 1055510055 is 5500155501.

1055510055 is a `hidden beast` number, since 1 + 0 + 555 + 100 + 5 + 5 = 666.

It is not a de Polignac number, because 1055510055 - 2³ = 1055510047 is a prime.

It is a super-2 number, since 2×1055510055² = 2228202952412206050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 193465 + ... + 198845.

It is an arithmetic number, because the mean of its divisors is an integer number (58690710).

Almost surely, 2^1055510055 is an apocalyptic number.

1055510055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1055510055 is a deficient number, since it is larger than the sum of its proper divisors (822592665).

1055510055 is a wasteful number, since it uses less digits than its factorization.

1055510055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6848 (or 6842 counting only the distinct ones).

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

The square root of 1055510055 is about 32488.6142363752. The cubic root of 1055510055 is about 1018.1711606039.

Adding to 1055510055 its reverse (5500155501), we get a palindrome (6555665556).

The spelling of 1055510055 in words is "one billion, fifty-five million, five hundred ten thousand, fifty-five".