5505747647 has 4 divisors (see below), whose sum is σ = 5572082040. Its totient is φ = 5439413256.

The previous prime is 5505747631. The next prime is 5505747679. The reversal of 5505747647 is 7467475055.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5505747647 - 2⁴ = 5505747631 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5505747595 and 5505747604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5505737647) 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, 33167072 + ... + 33167237.

It is an arithmetic number, because the mean of its divisors is an integer number (1393020510).

Almost surely, 2^5505747647 is an apocalyptic number.

5505747647 is a deficient number, since it is larger than the sum of its proper divisors (66334393).

5505747647 is an equidigital number, since it uses as much as digits as its factorization.

5505747647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66334392.

The product of its (nonzero) digits is 4116000, while the sum is 50.

The square root of 5505747647 is about 74200.7253805514. The cubic root of 5505747647 is about 1765.7888383248.

The spelling of 5505747647 in words is "five billion, five hundred five million, seven hundred forty-seven thousand, six hundred forty-seven".