11839623389 has 8 divisors (see below), whose sum is σ = 13097868480. Its totient is φ = 10611697600.

The previous prime is 11839623379. The next prime is 11839623409. The reversal of 11839623389 is 98332693811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11839623389 - 2⁴ = 11839623373 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11839623389.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11839623379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7579004 + ... + 7580565.

It is an arithmetic number, because the mean of its divisors is an integer number (1637233560).

Almost surely, 2^11839623389 is an apocalyptic number.

It is an amenable number.

11839623389 is a deficient number, since it is larger than the sum of its proper divisors (1258245091).

11839623389 is a wasteful number, since it uses less digits than its factorization.

11839623389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15159651.

The product of its digits is 1679616, while the sum is 53.

The spelling of 11839623389 in words is "eleven billion, eight hundred thirty-nine million, six hundred twenty-three thousand, three hundred eighty-nine".