5555511005 has 32 divisors (see below), whose sum is σ = 7966045440. Its totient is φ = 3671557120.

The previous prime is 5555511001. The next prime is 5555511007. The reversal of 5555511005 is 5001155555.

It is not a de Polignac number, because 5555511005 - 2² = 5555511001 is a prime.

It is a super-2 number, since 2×5555511005² = 61727405053352220050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5555511001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75329 + ... + 129558.

It is an arithmetic number, because the mean of its divisors is an integer number (248938920).

Almost surely, 2^5555511005 is an apocalyptic number.

5555511005 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5555511005 is a deficient number, since it is larger than the sum of its proper divisors (2410534435).

5555511005 is a wasteful number, since it uses less digits than its factorization.

5555511005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204949.

The product of its (nonzero) digits is 15625, while the sum is 32.

The square root of 5555511005 is about 74535.3003951819. The cubic root of 5555511005 is about 1771.0928810887.

The spelling of 5555511005 in words is "five billion, five hundred fifty-five million, five hundred eleven thousand, five".