11358544489 has 4 divisors (see below), whose sum is σ = 11956362640. Its totient is φ = 10760726340.

The previous prime is 11358544481. The next prime is 11358544501. The reversal of 11358544489 is 98444585311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11358544489 - 2³ = 11358544481 is a prime.

It is a super-3 number, since 3×11358544489³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11358544481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298909047 + ... + 298909084.

It is an arithmetic number, because the mean of its divisors is an integer number (2989090660).

Almost surely, 2^11358544489 is an apocalyptic number.

11358544489 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

11358544489 is a deficient number, since it is larger than the sum of its proper divisors (597818151).

11358544489 is an equidigital number, since it uses as much as digits as its factorization.

11358544489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597818150.

The product of its digits is 2764800, while the sum is 52.

The spelling of 11358544489 in words is "eleven billion, three hundred fifty-eight million, five hundred forty-four thousand, four hundred eighty-nine".