13665082001244 has 12 divisors (see below), whose sum is σ = 31885191336264. Its totient is φ = 4555027333744.

The previous prime is 13665082001227. The next prime is 13665082001257. The reversal of 13665082001244 is 44210028056631.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×13665082001244² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13665082001196 and 13665082001205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 569378416707 + ... + 569378416730.

It is an arithmetic number, because the mean of its divisors is an integer number (2657099278022).

Almost surely, 2^{13665082001244} is an apocalyptic number.

It is an amenable number.

13665082001244 is an abundant number, since it is smaller than the sum of its proper divisors (18220109335020).

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

13665082001244 is a wasteful number, since it uses less digits than its factorization.

13665082001244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1138756833444 (or 1138756833442 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 42.

The spelling of 13665082001244 in words is "thirteen trillion, six hundred sixty-five billion, eighty-two million, one thousand, two hundred forty-four".