5647696349 has 4 divisors (see below), whose sum is σ = 5727241440. Its totient is φ = 5568151260.

The previous prime is 5647696337. The next prime is 5647696367. The reversal of 5647696349 is 9436967465.

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 a de Polignac number, because none of the positive numbers 2^k-5647696349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5647693349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39772439 + ... + 39772580.

It is an arithmetic number, because the mean of its divisors is an integer number (1431810360).

Almost surely, 2^5647696349 is an apocalyptic number.

It is an amenable number.

5647696349 is a deficient number, since it is larger than the sum of its proper divisors (79545091).

5647696349 is an equidigital number, since it uses as much as digits as its factorization.

5647696349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79545090.

The product of its digits is 29393280, while the sum is 59.

The square root of 5647696349 is about 75151.1566710719. The cubic root of 5647696349 is about 1780.8353976443.

The spelling of 5647696349 in words is "five billion, six hundred forty-seven million, six hundred ninety-six thousand, three hundred forty-nine".