5339984645 has 4 divisors (see below), whose sum is σ = 6407981580. Its totient is φ = 4271987712.

The previous prime is 5339984641. The next prime is 5339984711. The reversal of 5339984645 is 5464899335.

It is a happy number.

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 2579217796 + 2760766849 = 50786^2 + 52543^2 .

It is a cyclic number.

It is not a de Polignac number, because 5339984645 - 2² = 5339984641 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5339984641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 533998460 + ... + 533998469.

It is an arithmetic number, because the mean of its divisors is an integer number (1601995395).

Almost surely, 2^5339984645 is an apocalyptic number.

It is an amenable number.

5339984645 is a deficient number, since it is larger than the sum of its proper divisors (1067996935).

5339984645 is a wasteful number, since it uses less digits than its factorization.

5339984645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067996934.

The product of its digits is 13996800, while the sum is 56.

The square root of 5339984645 is about 73075.1985628503. The cubic root of 5339984645 is about 1747.8869347428.

The spelling of 5339984645 in words is "five billion, three hundred thirty-nine million, nine hundred eighty-four thousand, six hundred forty-five".