5505964389 has 30 divisors (see below), whose sum is σ = 8514139590. Its totient is φ = 3541754160.

The previous prime is 5505964379. The next prime is 5505964397. The reversal of 5505964389 is 9834695055.

It is a happy number.

5505964389 is a `hidden beast` number, since 5 + 5 + 0 + 596 + 43 + 8 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4746521025 + 759443364 = 68895^2 + 27558^2 .

It is not a de Polignac number, because 5505964389 - 2⁸ = 5505964133 is a prime.

It is a super-2 number, since 2×5505964389² = 60631287705872286642, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5505964379) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 3595554 + ... + 3597084.

It is an arithmetic number, because the mean of its divisors is an integer number (283804653).

Almost surely, 2^5505964389 is an apocalyptic number.

It is an amenable number.

5505964389 is a deficient number, since it is larger than the sum of its proper divisors (3008175201).

5505964389 is an frugal number, since it uses more digits than its factorization.

5505964389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3103 (or 1563 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 54.

The square root of 5505964389 is about 74202.1858775063. The cubic root of 5505964389 is about 1765.8120089946.

The spelling of 5505964389 in words is "five billion, five hundred five million, nine hundred sixty-four thousand, three hundred eighty-nine".