27244336436 has 18 divisors (see below), whose sum is σ = 50319009090. Its totient is φ = 12905211312.

The previous prime is 27244336421. The next prime is 27244336439. The reversal of 27244336436 is 63463344272.

It can be written as a sum of positive squares in only one way, i.e., 17557840036 + 9686496400 = 132506^2 + 98420^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27244336439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9432191 + ... + 9435078.

It is an arithmetic number, because the mean of its divisors is an integer number (2795500505).

Almost surely, 2^27244336436 is an apocalyptic number.

It is an amenable number.

27244336436 is a deficient number, since it is larger than the sum of its proper divisors (23074672654).

27244336436 is a wasteful number, since it uses less digits than its factorization.

27244336436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18867311 (or 18867290 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 44.

The spelling of 27244336436 in words is "twenty-seven billion, two hundred forty-four million, three hundred thirty-six thousand, four hundred thirty-six".