1055500055 has 8 divisors (see below), whose sum is σ = 1266864192. Its totient is φ = 844223968.

The previous prime is 1055500021. The next prime is 1055500067. The reversal of 1055500055 is 5500055501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1055500055 - 2¹⁶ = 1055434519 is a prime.

It is a super-2 number, since 2×1055500055² = 2228160732210006050, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1055499997 and 1055500033.

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 7 ways as a sum of consecutive naturals, for example, 8114 + ... + 46656.

It is an arithmetic number, because the mean of its divisors is an integer number (158358024).

Almost surely, 2^1055500055 is an apocalyptic number.

1055500055 is a deficient number, since it is larger than the sum of its proper divisors (211364137).

1055500055 is an equidigital number, since it uses as much as digits as its factorization.

1055500055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44025.

The product of its (nonzero) digits is 3125, while the sum is 26.

The square root of 1055500055 is about 32488.4603359408. The cubic root of 1055500055 is about 1018.1679451778.

Adding to 1055500055 its reverse (5500055501), we get a palindrome (6555555556).

It can be divided in two parts, 105 and 5500055, that multiplied together give a palindrome (577505775).

The spelling of 1055500055 in words is "one billion, fifty-five million, five hundred thousand, fifty-five".