5636640417 has 4 divisors (see below), whose sum is σ = 7515520560. Its totient is φ = 3757760276.

The previous prime is 5636640413. The next prime is 5636640431. The reversal of 5636640417 is 7140466365.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5636640417 - 2² = 5636640413 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5636640413) 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, 939440067 + ... + 939440072.

It is an arithmetic number, because the mean of its divisors is an integer number (1878880140).

Almost surely, 2^5636640417 is an apocalyptic number.

It is an amenable number.

5636640417 is a deficient number, since it is larger than the sum of its proper divisors (1878880143).

5636640417 is a wasteful number, since it uses less digits than its factorization.

5636640417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1878880142.

The product of its (nonzero) digits is 362880, while the sum is 42.

The square root of 5636640417 is about 75077.5626735445. The cubic root of 5636640417 is about 1779.6725839099.

The spelling of 5636640417 in words is "five billion, six hundred thirty-six million, six hundred forty thousand, four hundred seventeen".