4534444781 has 8 divisors (see below), whose sum is σ = 4548051840. Its totient is φ = 4520853792.

The previous prime is 4534444777. The next prime is 4534444841. The reversal of 4534444781 is 1874444354.

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

It is a cyclic number.

It is not a de Polignac number, because 4534444781 - 2² = 4534444777 is a prime.

It is a super-2 number, since 2×4534444781² = 41122378943876275922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4534444751) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 773660 + ... + 779498.

It is an arithmetic number, because the mean of its divisors is an integer number (568506480).

Almost surely, 2^4534444781 is an apocalyptic number.

It is an amenable number.

4534444781 is a deficient number, since it is larger than the sum of its proper divisors (13607059).

4534444781 is a wasteful number, since it uses less digits than its factorization.

4534444781 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8035.

The product of its digits is 860160, while the sum is 44.

The square root of 4534444781 is about 67338.2861454017. The cubic root of 4534444781 is about 1655.1652985197.

The spelling of 4534444781 in words is "four billion, five hundred thirty-four million, four hundred forty-four thousand, seven hundred eighty-one".