5636307557 has 4 divisors (see below), whose sum is σ = 5830663020. Its totient is φ = 5441952096.

The previous prime is 5636307541. The next prime is 5636307629. The reversal of 5636307557 is 7557036365.

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: 7557036365 = 5 ⋅1511407273.

It can be written as a sum of positive squares in 2 ways, for example, as 2419262596 + 3217044961 = 49186^2 + 56719^2 .

It is a cyclic number.

It is not a de Polignac number, because 5636307557 - 2⁴ = 5636307541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5636337557) 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, 97177688 + ... + 97177745.

It is an arithmetic number, because the mean of its divisors is an integer number (1457665755).

Almost surely, 2^5636307557 is an apocalyptic number.

It is an amenable number.

5636307557 is a deficient number, since it is larger than the sum of its proper divisors (194355463).

5636307557 is a wasteful number, since it uses less digits than its factorization.

5636307557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194355462.

The product of its (nonzero) digits is 1984500, while the sum is 47.

The square root of 5636307557 is about 75075.3458666692. The cubic root of 5636307557 is about 1779.6375516073.

The spelling of 5636307557 in words is "five billion, six hundred thirty-six million, three hundred seven thousand, five hundred fifty-seven".