3838548504949 has 2 divisors, whose sum is σ = 3838548504950. Its totient is φ = 3838548504948.

The previous prime is 3838548504937. The next prime is 3838548504971. The reversal of 3838548504949 is 9494058458383.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1935409616100 + 1903138888849 = 1391190^2 + 1379543^2 .

It is a cyclic number.

It is not a de Polignac number, because 3838548504949 - 2¹⁵ = 3838548472181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3838548504149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1919274252474 + 1919274252475.

It is an arithmetic number, because the mean of its divisors is an integer number (1919274252475).

Almost surely, 2^{3838548504949} is an apocalyptic number.

It is an amenable number.

3838548504949 is a deficient number, since it is larger than the sum of its proper divisors (1).

3838548504949 is an equidigital number, since it uses as much as digits as its factorization.

3838548504949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 597196800, while the sum is 70.

The spelling of 3838548504949 in words is "three trillion, eight hundred thirty-eight billion, five hundred forty-eight million, five hundred four thousand, nine hundred forty-nine".