5445204865 has 8 divisors (see below), whose sum is σ = 6759564840. Its totient is φ = 4205951232.

The previous prime is 5445204859. The next prime is 5445204893. The reversal of 5445204865 is 5684025445.

It can be written as a sum of positive squares in 4 ways, for example, as 153660816 + 5291544049 = 12396^2 + 72743^2 .

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 5445204865 - 2⁹ = 5445204353 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18776424 + ... + 18776713.

It is an arithmetic number, because the mean of its divisors is an integer number (844945605).

Almost surely, 2^5445204865 is an apocalyptic number.

It is an amenable number.

5445204865 is a deficient number, since it is larger than the sum of its proper divisors (1314359975).

5445204865 is a wasteful number, since it uses less digits than its factorization.

5445204865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37553171.

The product of its (nonzero) digits is 768000, while the sum is 43.

The square root of 5445204865 is about 73791.6314022125. The cubic root of 5445204865 is about 1759.2925946027.

The spelling of 5445204865 in words is "five billion, four hundred forty-five million, two hundred four thousand, eight hundred sixty-five".