11329477185989 has 4 divisors (see below), whose sum is σ = 11429738046156. Its totient is φ = 11229216325824.

The previous prime is 11329477185967. The next prime is 11329477186063. The reversal of 11329477185989 is 98958177492311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3827630083489 + 7501847102500 = 1956433^2 + 2738950^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11329477185989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11329477188989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50130429914 + ... + 50130430139.

It is an arithmetic number, because the mean of its divisors is an integer number (2857434511539).

Almost surely, 2^{11329477185989} is an apocalyptic number.

It is an amenable number.

11329477185989 is a deficient number, since it is larger than the sum of its proper divisors (100260860167).

11329477185989 is a wasteful number, since it uses less digits than its factorization.

11329477185989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100260860166.

The product of its digits is 274337280, while the sum is 74.

The spelling of 11329477185989 in words is "eleven trillion, three hundred twenty-nine billion, four hundred seventy-seven million, one hundred eighty-five thousand, nine hundred eighty-nine".