11839649998 has 16 divisors (see below), whose sum is σ = 19663138944. Its totient is φ = 5301335160.

The previous prime is 11839649951. The next prime is 11839650001. The reversal of 11839649998 is 89994693811.

11839649998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (67).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4014690 + ... + 4017637.

It is an arithmetic number, because the mean of its divisors is an integer number (1228946184).

Almost surely, 2^11839649998 is an apocalyptic number.

11839649998 is a deficient number, since it is larger than the sum of its proper divisors (7823488946).

11839649998 is a wasteful number, since it uses less digits than its factorization.

11839649998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8032407.

The product of its digits is 30233088, while the sum is 67.

The spelling of 11839649998 in words is "eleven billion, eight hundred thirty-nine million, six hundred forty-nine thousand, nine hundred ninety-eight".