5646555263 has 4 divisors (see below), whose sum is σ = 5649399000. Its totient is φ = 5643711528.

The previous prime is 5646555251. The next prime is 5646555281. The reversal of 5646555263 is 3625556465.

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 5646555263 - 2⁶ = 5646555199 is a prime.

It is a super-2 number, since 2×5646555263² = 63767172676225998338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5646555283) 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, 1418888 + ... + 1422861.

It is an arithmetic number, because the mean of its divisors is an integer number (1412349750).

Almost surely, 2^5646555263 is an apocalyptic number.

5646555263 is a deficient number, since it is larger than the sum of its proper divisors (2843737).

5646555263 is a wasteful number, since it uses less digits than its factorization.

5646555263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2843736.

The product of its digits is 3240000, while the sum is 47.

The square root of 5646555263 is about 75143.5643485189. The cubic root of 5646555263 is about 1780.7154535652.

The spelling of 5646555263 in words is "five billion, six hundred forty-six million, five hundred fifty-five thousand, two hundred sixty-three".