5646775647 has 8 divisors (see below), whose sum is σ = 7555829040. Its totient is φ = 3751119680.

The previous prime is 5646775633. The next prime is 5646775649. The reversal of 5646775647 is 7465776465.

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

It is a cyclic number.

It is not a de Polignac number, because 5646775647 - 2⁸ = 5646775391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5646775649) 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, 3348372 + ... + 3350057.

It is an arithmetic number, because the mean of its divisors is an integer number (944478630).

Almost surely, 2^5646775647 is an apocalyptic number.

5646775647 is a deficient number, since it is larger than the sum of its proper divisors (1909053393).

5646775647 is a wasteful number, since it uses less digits than its factorization.

5646775647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6698713.

The product of its digits is 29635200, while the sum is 57.

The square root of 5646775647 is about 75145.0307538695. The cubic root of 5646775647 is about 1780.7386202612.

The spelling of 5646775647 in words is "five billion, six hundred forty-six million, seven hundred seventy-five thousand, six hundred forty-seven".