4515545656 has 32 divisors (see below), whose sum is σ = 8850441600. Its totient is φ = 2155776480.

The previous prime is 4515545641. The next prime is 4515545663. The reversal of 4515545656 is 6565455154.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

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, 83575 + ... + 126553.

It is an arithmetic number, because the mean of its divisors is an integer number (276576300).

Almost surely, 2^4515545656 is an apocalyptic number.

4515545656 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

4515545656 is a deficient number, since it is larger than the sum of its proper divisors (4334895944).

4515545656 is a wasteful number, since it uses less digits than its factorization.

4515545656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43579 (or 43575 counting only the distinct ones).

The product of its digits is 1800000, while the sum is 46.

The square root of 4515545656 is about 67197.8099047878. The cubic root of 4515545656 is about 1652.8625736907.

The spelling of 4515545656 in words is "four billion, five hundred fifteen million, five hundred forty-five thousand, six hundred fifty-six".