3244947987949 has 2 divisors, whose sum is σ = 3244947987950. Its totient is φ = 3244947987948.

The previous prime is 3244947987929. The next prime is 3244947987959. The reversal of 3244947987949 is 9497897494423.

It is a happy number.

3244947987949 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2720873343049 + 524074644900 = 1649507^2 + 723930^2 .

It is a cyclic number.

It is not a de Polignac number, because 3244947987949 - 2¹¹ = 3244947985901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3244947987929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1622473993974 + 1622473993975.

It is an arithmetic number, because the mean of its divisors is an integer number (1622473993975).

Almost surely, 2^{3244947987949} is an apocalyptic number.

It is an amenable number.

3244947987949 is a deficient number, since it is larger than the sum of its proper divisors (1).

3244947987949 is an equidigital number, since it uses as much as digits as its factorization.

3244947987949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3950456832, while the sum is 79.

The spelling of 3244947987949 in words is "three trillion, two hundred forty-four billion, nine hundred forty-seven million, nine hundred eighty-seven thousand, nine hundred forty-nine".