5636193697 has 4 divisors (see below), whose sum is σ = 5637831300. Its totient is φ = 5634556096.

The previous prime is 5636193679. The next prime is 5636193701. The reversal of 5636193697 is 7963916365.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7963916365 = 5 ⋅1592783273.

It can be written as a sum of positive squares in 2 ways, for example, as 626951521 + 5009242176 = 25039^2 + 70776^2 .

It is a cyclic number.

It is not a de Polignac number, because 5636193697 - 2⁷ = 5636193569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5636133697) 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, 813628 + ... + 820525.

It is an arithmetic number, because the mean of its divisors is an integer number (1409457825).

Almost surely, 2^5636193697 is an apocalyptic number.

It is an amenable number.

5636193697 is a deficient number, since it is larger than the sum of its proper divisors (1637603).

5636193697 is a wasteful number, since it uses less digits than its factorization.

5636193697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1637602.

The product of its digits is 5511240, while the sum is 55.

The square root of 5636193697 is about 75074.5875579746. The cubic root of 5636193697 is about 1779.6255679405.

The spelling of 5636193697 in words is "five billion, six hundred thirty-six million, one hundred ninety-three thousand, six hundred ninety-seven".