11554322600989 has 16 divisors (see below), whose sum is σ = 13474614384000. Its totient is φ = 9903568601472.

The previous prime is 11554322600963. The next prime is 11554322600999. The reversal of 11554322600989 is 98900622345511.

It is not a de Polignac number, because 11554322600989 - 2¹¹ = 11554322598941 is a prime.

It is a super-3 number, since 3×11554322600989³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11554322600929) 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 in 15 ways as a sum of consecutive naturals, for example, 30688722 + ... + 31062940.

It is an arithmetic number, because the mean of its divisors is an integer number (842163399000).

Almost surely, 2^{11554322600989} is an apocalyptic number.

It is an amenable number.

11554322600989 is a deficient number, since it is larger than the sum of its proper divisors (1920291783011).

11554322600989 is an frugal number, since it uses more digits than its factorization.

11554322600989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464257 (or 464243 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 55.

The spelling of 11554322600989 in words is "eleven trillion, five hundred fifty-four billion, three hundred twenty-two million, six hundred thousand, nine hundred eighty-nine".