13289991055936 has 63 divisors (see below), whose sum is σ = 30678483138339. Its totient is φ = 5695622959488.

The previous prime is 13289991055921. The next prime is 13289991055967. The reversal of 13289991055936 is 63955019998231.

The square root of 13289991055936 is 3645544.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 204117915 + ... + 204183013.

Almost surely, 2^{13289991055936} is an apocalyptic number.

13289991055936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

13289991055936 is the 3645544-th square number.

It is an amenable number.

13289991055936 is an abundant number, since it is smaller than the sum of its proper divisors (17388492082403).

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

13289991055936 is an frugal number, since it uses more digits than its factorization.

13289991055936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130224 (or 65108 counting only the distinct ones).

The product of its (nonzero) digits is 141717600, while the sum is 70.

The spelling of 13289991055936 in words is "thirteen trillion, two hundred eighty-nine billion, nine hundred ninety-one million, fifty-five thousand, nine hundred thirty-six".