11369659989 has 40 divisors (see below), whose sum is σ = 16430225760. Its totient is φ = 6985220704.

The previous prime is 11369659957. The next prime is 11369659997. The reversal of 11369659989 is 98995696311.

It is a happy number.

It is not a de Polignac number, because 11369659989 - 2⁵ = 11369659957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11369655989) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 24345934 + ... + 24346400.

It is an arithmetic number, because the mean of its divisors is an integer number (410755644).

Almost surely, 2^11369659989 is an apocalyptic number.

It is an amenable number.

11369659989 is a deficient number, since it is larger than the sum of its proper divisors (5060565771).

11369659989 is an frugal number, since it uses more digits than its factorization.

11369659989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591 (or 522 counting only the distinct ones).

The product of its digits is 28343520, while the sum is 66.

The spelling of 11369659989 in words is "eleven billion, three hundred sixty-nine million, six hundred fifty-nine thousand, nine hundred eighty-nine".