13617144933712 has 10 divisors (see below), whose sum is σ = 26383218309098. Its totient is φ = 6808572466848.

The previous prime is 13617144933673. The next prime is 13617144933713. The reversal of 13617144933712 is 21733944171631.

It can be written as a sum of positive squares in only one way, i.e., 13272148465216 + 344996468496 = 3643096^2 + 587364^2 .

It is a super-2 number, since 2×13617144933712² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13617144933712.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13617144933713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 425535779163 + ... + 425535779194.

Almost surely, 2^{13617144933712} is an apocalyptic number.

It is an amenable number.

13617144933712 is a deficient number, since it is larger than the sum of its proper divisors (12766073375386).

13617144933712 is an equidigital number, since it uses as much as digits as its factorization.

13617144933712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851071558365 (or 851071558359 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 52.

The spelling of 13617144933712 in words is "thirteen trillion, six hundred seventeen billion, one hundred forty-four million, nine hundred thirty-three thousand, seven hundred twelve".