5531636845 has 8 divisors (see below), whose sum is σ = 7586244864. Its totient is φ = 3793122384.

The previous prime is 5531636837. The next prime is 5531636849. The reversal of 5531636845 is 5486361355.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5531636845 - 2³ = 5531636837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5531636795 and 5531636804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5531636849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79023349 + ... + 79023418.

It is an arithmetic number, because the mean of its divisors is an integer number (948280608).

Almost surely, 2^5531636845 is an apocalyptic number.

It is an amenable number.

5531636845 is a deficient number, since it is larger than the sum of its proper divisors (2054608019).

5531636845 is a wasteful number, since it uses less digits than its factorization.

5531636845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158046779.

The product of its digits is 1296000, while the sum is 46.

The square root of 5531636845 is about 74374.9745882310. The cubic root of 5531636845 is about 1768.5522165689.

The spelling of 5531636845 in words is "five billion, five hundred thirty-one million, six hundred thirty-six thousand, eight hundred forty-five".