5555555485 has 4 divisors (see below), whose sum is σ = 6666666588. Its totient is φ = 4444444384.

The previous prime is 5555555479. The next prime is 5555555497. The reversal of 5555555485 is 5845555555.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3156417124 + 2399138361 = 56182^2 + 48981^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5555555485 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555555544 + ... + 555555553.

It is an arithmetic number, because the mean of its divisors is an integer number (1666666647).

Almost surely, 2^5555555485 is an apocalyptic number.

It is an amenable number.

5555555485 is a deficient number, since it is larger than the sum of its proper divisors (1111111103).

5555555485 is a wasteful number, since it uses less digits than its factorization.

5555555485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111111102.

The product of its digits is 12500000, while the sum is 52.

The square root of 5555555485 is about 74535.5987766919. The cubic root of 5555555485 is about 1771.0976078067.

The spelling of 5555555485 in words is "five billion, five hundred fifty-five million, five hundred fifty-five thousand, four hundred eighty-five".