5306613649 has 4 divisors (see below), whose sum is σ = 5307675136. Its totient is φ = 5305552164.

The previous prime is 5306613623. The next prime is 5306613701. The reversal of 5306613649 is 9463166035.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5306613649 - 2²⁵ = 5273059217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5306623649) 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, 523209 + ... + 533254.

It is an arithmetic number, because the mean of its divisors is an integer number (1326918784).

Almost surely, 2^5306613649 is an apocalyptic number.

It is an amenable number.

5306613649 is a deficient number, since it is larger than the sum of its proper divisors (1061487).

5306613649 is a wasteful number, since it uses less digits than its factorization.

5306613649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1061486.

The product of its (nonzero) digits is 349920, while the sum is 43.

The square root of 5306613649 is about 72846.5074591775. The cubic root of 5306613649 is about 1744.2383190412.

The spelling of 5306613649 in words is "five billion, three hundred six million, six hundred thirteen thousand, six hundred forty-nine".