4551433481 has 16 divisors (see below), whose sum is σ = 5294678016. Its totient is φ = 3831789456.

The previous prime is 4551433441. The next prime is 4551433483. The reversal of 4551433481 is 1843341554.

It is a cyclic number.

It is not a de Polignac number, because 4551433481 - 2¹⁴ = 4551417097 is a prime.

It is a super-2 number, since 2×4551433481² = 41431093463935554722, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4551433483) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148760 + ... + 176726.

It is an arithmetic number, because the mean of its divisors is an integer number (330917376).

Almost surely, 2^4551433481 is an apocalyptic number.

It is an amenable number.

4551433481 is a deficient number, since it is larger than the sum of its proper divisors (743244535).

4551433481 is a wasteful number, since it uses less digits than its factorization.

4551433481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28388.

The product of its digits is 115200, while the sum is 38.

The square root of 4551433481 is about 67464.3126475028. The cubic root of 4551433481 is about 1657.2297969728.

The spelling of 4551433481 in words is "four billion, five hundred fifty-one million, four hundred thirty-three thousand, four hundred eighty-one".