13400427244 has 6 divisors (see below), whose sum is σ = 23450747684. Its totient is φ = 6700213620.

The previous prime is 13400427199. The next prime is 13400427247. The reversal of 13400427244 is 44272400431.

It is not an unprimeable number, because it can be changed into a prime (13400427247) 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 as a sum of consecutive naturals, namely, 1675053402 + ... + 1675053409.

Almost surely, 2^13400427244 is an apocalyptic number.

It is an amenable number.

13400427244 is a deficient number, since it is larger than the sum of its proper divisors (10050320440).

13400427244 is a wasteful number, since it uses less digits than its factorization.

13400427244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3350106815 (or 3350106813 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 31.

Adding to 13400427244 its reverse (44272400431), we get a palindrome (57672827675).

The spelling of 13400427244 in words is "thirteen billion, four hundred million, four hundred twenty-seven thousand, two hundred forty-four".