5691600605 has 6 divisors (see below), whose sum is σ = 6830123166. Its totient is φ = 4553145528.

The previous prime is 5691600557. The next prime is 5691600643. The reversal of 5691600605 is 5060061965.

It can be written as a sum of positive squares in only one way, i.e., 4553280484 + 1138320121 = 67478^2 + 33739^2 .

It is not a de Polignac number, because 5691600605 - 2²⁸ = 5423165149 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, 151826 + ... + 185564.

It is an arithmetic number, because the mean of its divisors is an integer number (1138353861).

Almost surely, 2^5691600605 is an apocalyptic number.

It is an amenable number.

5691600605 is a deficient number, since it is larger than the sum of its proper divisors (1138522561).

5691600605 is an frugal number, since it uses more digits than its factorization.

5691600605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67483 (or 33744 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 38.

The square root of 5691600605 is about 75442.6974928654. The cubic root of 5691600605 is about 1785.4381310147.

The spelling of 5691600605 in words is "five billion, six hundred ninety-one million, six hundred thousand, six hundred five".