13620244336 has 10 divisors (see below), whose sum is σ = 26389223432. Its totient is φ = 6810122160.

The previous prime is 13620244333. The next prime is 13620244369. The reversal of 13620244336 is 63344202631.

It is a super-2 number, since 2×13620244336² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13620244333) 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, 425632620 + ... + 425632651.

Almost surely, 2^13620244336 is an apocalyptic number.

13620244336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13620244336 is a deficient number, since it is larger than the sum of its proper divisors (12768979096).

13620244336 is an equidigital number, since it uses as much as digits as its factorization.

13620244336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851265279 (or 851265273 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 13620244336 its reverse (63344202631), we get a palindrome (76964446967).

The spelling of 13620244336 in words is "thirteen billion, six hundred twenty million, two hundred forty-four thousand, three hundred thirty-six".