11554166453044 has 24 divisors (see below), whose sum is σ = 20551462400000. Its totient is φ = 5682321888480.

The previous prime is 11554166452993. The next prime is 11554166453059. The reversal of 11554166453044 is 44035466145511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38107957 + ... + 38409955.

Almost surely, 2^{11554166453044} is an apocalyptic number.

It is an amenable number.

11554166453044 is a deficient number, since it is larger than the sum of its proper divisors (8997295946956).

11554166453044 is a wasteful number, since it uses less digits than its factorization.

11554166453044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458863 (or 458861 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 49.

The spelling of 11554166453044 in words is "eleven trillion, five hundred fifty-four billion, one hundred sixty-six million, four hundred fifty-three thousand, forty-four".