5618223436 has 12 divisors (see below), whose sum is σ = 11236446928. Its totient is φ = 2407810032.

The previous prime is 5618223379. The next prime is 5618223439. The reversal of 5618223436 is 6343228165.

5618223436 is an admirable number.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (5618223439) 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, 100325391 + ... + 100325446.

Almost surely, 2^5618223436 is an apocalyptic number.

It is an amenable number.

5618223436 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5618223436 is a wasteful number, since it uses less digits than its factorization.

5618223436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200650848 (or 200650846 counting only the distinct ones).

The product of its digits is 207360, while the sum is 40.

The square root of 5618223436 is about 74954.8092919994. The cubic root of 5618223436 is about 1777.7321870317.

The spelling of 5618223436 in words is "five billion, six hundred eighteen million, two hundred twenty-three thousand, four hundred thirty-six".