5643337655 has 4 divisors (see below), whose sum is σ = 6772005192. Its totient is φ = 4514670120.

The previous prime is 5643337639. The next prime is 5643337723. The reversal of 5643337655 is 5567333465.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5567333465 = 5 ⋅1113466693.

It is not a de Polignac number, because 5643337655 - 2⁴ = 5643337639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 564333761 + ... + 564333770.

It is an arithmetic number, because the mean of its divisors is an integer number (1693001298).

Almost surely, 2^5643337655 is an apocalyptic number.

5643337655 is a deficient number, since it is larger than the sum of its proper divisors (1128667537).

5643337655 is a wasteful number, since it uses less digits than its factorization.

5643337655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128667536.

The product of its digits is 3402000, while the sum is 47.

The square root of 5643337655 is about 75122.1515599760. The cubic root of 5643337655 is about 1780.3771509668.

The spelling of 5643337655 in words is "five billion, six hundred forty-three million, three hundred thirty-seven thousand, six hundred fifty-five".