4550553551 has 8 divisors (see below), whose sum is σ = 4668317808. Its totient is φ = 4433112000.

The previous prime is 4550553541. The next prime is 4550553559. The reversal of 4550553551 is 1553550554.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4550553551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4550553559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51980 + ... + 108641.

It is an arithmetic number, because the mean of its divisors is an integer number (583539726).

Almost surely, 2^4550553551 is an apocalyptic number.

4550553551 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

4550553551 is a deficient number, since it is larger than the sum of its proper divisors (117764257).

4550553551 is a wasteful number, since it uses less digits than its factorization.

4550553551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161353.

The product of its (nonzero) digits is 187500, while the sum is 38.

The square root of 4550553551 is about 67457.7908843745. The cubic root of 4550553551 is about 1657.1229925118.

The spelling of 4550553551 in words is "four billion, five hundred fifty million, five hundred fifty-three thousand, five hundred fifty-one".