5634388805 has 6 divisors (see below), whose sum is σ = 6761467986. Its totient is φ = 4507376768.

The previous prime is 5634388789. The next prime is 5634388813. The reversal of 5634388805 is 5088834365.

It can be written as a sum of positive squares in 3 ways, for example, as 240808324 + 5393580481 = 15518^2 + 73441^2 .

It is not a de Polignac number, because 5634388805 - 2⁴ = 5634388789 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 5 ways as a sum of consecutive naturals, for example, 151061 + ... + 184629.

It is an arithmetic number, because the mean of its divisors is an integer number (1126911331).

Almost surely, 2^5634388805 is an apocalyptic number.

It is an amenable number.

5634388805 is a deficient number, since it is larger than the sum of its proper divisors (1127079181).

5634388805 is an frugal number, since it uses more digits than its factorization.

5634388805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67143 (or 33574 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 50.

The square root of 5634388805 is about 75062.5659366904. The cubic root of 5634388805 is about 1779.4355830529.

The spelling of 5634388805 in words is "five billion, six hundred thirty-four million, three hundred eighty-eight thousand, eight hundred five".