11939744998 has 4 divisors (see below), whose sum is σ = 17909617500. Its totient is φ = 5969872498.

The previous prime is 11939744977. The next prime is 11939745001. The reversal of 11939744998 is 89944793911.

11939744998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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 as a sum of consecutive naturals, namely, 2984936248 + ... + 2984936251.

It is an arithmetic number, because the mean of its divisors is an integer number (4477404375).

Almost surely, 2^11939744998 is an apocalyptic number.

11939744998 is a deficient number, since it is larger than the sum of its proper divisors (5969872502).

11939744998 is an equidigital number, since it uses as much as digits as its factorization.

11939744998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5969872501.

The product of its digits is 17635968, while the sum is 64.

The spelling of 11939744998 in words is "eleven billion, nine hundred thirty-nine million, seven hundred forty-four thousand, nine hundred ninety-eight".