4544484306805 has 4 divisors (see below), whose sum is σ = 5453381168172. Its totient is φ = 3635587445440.

The previous prime is 4544484306787. The next prime is 4544484306821. The reversal of 4544484306805 is 5086034844454.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3594175180561 + 950309126244 = 1895831^2 + 974838^2 .

It is not a de Polignac number, because 4544484306805 - 2⁹ = 4544484306293 is a prime.

It is a super-2 number, since 2×4544484306805² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 454448430676 + ... + 454448430685.

It is an arithmetic number, because the mean of its divisors is an integer number (1363345292043).

Almost surely, 2^{4544484306805} is an apocalyptic number.

It is an amenable number.

4544484306805 is a deficient number, since it is larger than the sum of its proper divisors (908896861367).

4544484306805 is an equidigital number, since it uses as much as digits as its factorization.

4544484306805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908896861366.

The product of its (nonzero) digits is 29491200, while the sum is 55.

The spelling of 4544484306805 in words is "four trillion, five hundred forty-four billion, four hundred eighty-four million, three hundred six thousand, eight hundred five".