39967236998349 has 8 divisors (see below), whose sum is σ = 53839027159680. Its totient is φ = 26370135751296.

The previous prime is 39967236998347. The next prime is 39967236998369. The reversal of 39967236998349 is 94389963276993.

It is a happy number.

39967236998349 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 39967236998349 - 2¹ = 39967236998347 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39967236998341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68672228229 + ... + 68672228810.

It is an arithmetic number, because the mean of its divisors is an integer number (6729878394960).

Almost surely, 2^{39967236998349} is an apocalyptic number.

It is an amenable number.

39967236998349 is a deficient number, since it is larger than the sum of its proper divisors (13871790161331).

39967236998349 is a wasteful number, since it uses less digits than its factorization.

39967236998349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137344457139.

The product of its digits is 25713241344, while the sum is 87.

The spelling of 39967236998349 in words is "thirty-nine trillion, nine hundred sixty-seven billion, two hundred thirty-six million, nine hundred ninety-eight thousand, three hundred forty-nine".