5205044247 has 8 divisors (see below), whose sum is σ = 7473909744. Its totient is φ = 3203104128.

The previous prime is 5205044239. The next prime is 5205044249. The reversal of 5205044247 is 7424405025.

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

It is not a de Polignac number, because 5205044247 - 2³ = 5205044239 is a prime.

It is a super-2 number, since 2×5205044247² = 54184971226455594018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5205044249) 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, 66731298 + ... + 66731375.

It is an arithmetic number, because the mean of its divisors is an integer number (934238718).

Almost surely, 2^5205044247 is an apocalyptic number.

5205044247 is a deficient number, since it is larger than the sum of its proper divisors (2268865497).

5205044247 is a wasteful number, since it uses less digits than its factorization.

5205044247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133462689.

The product of its (nonzero) digits is 44800, while the sum is 33.

The square root of 5205044247 is about 72145.9925914115. The cubic root of 5205044247 is about 1733.0382250263.

The spelling of 5205044247 in words is "five billion, two hundred five million, forty-four thousand, two hundred forty-seven".