5555555490 has 16 divisors (see below), whose sum is σ = 13333333248. Its totient is φ = 1481481456.

The previous prime is 5555555479. The next prime is 5555555497. The reversal of 5555555490 is 945555555.

It is not an unprimeable number, because it can be changed into a prime (5555555497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92592562 + ... + 92592621.

It is an arithmetic number, because the mean of its divisors is an integer number (833333328).

Almost surely, 2^5555555490 is an apocalyptic number.

5555555490 is an abundant number, since it is smaller than the sum of its proper divisors (7777777758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5555555490 is a wasteful number, since it uses less digits than its factorization.

5555555490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185185193.

The product of its (nonzero) digits is 2812500, while the sum is 48.

The square root of 5555555490 is about 74535.5988102330. The cubic root of 5555555490 is about 1771.0976083380.

The spelling of 5555555490 in words is "five billion, five hundred fifty-five million, five hundred fifty-five thousand, four hundred ninety".