3984977398211 has 2 divisors, whose sum is σ = 3984977398212. Its totient is φ = 3984977398210.

The previous prime is 3984977398189. The next prime is 3984977398219. The reversal of 3984977398211 is 1128937794893.

It is a strong prime.

It is an emirp because it is prime and its reverse (1128937794893) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3984977398211 - 2⁶ = 3984977398147 is a prime.

It is not a weakly prime, because it can be changed into another prime (3984977398219) 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 as a sum of consecutive naturals, namely, 1992488699105 + 1992488699106.

It is an arithmetic number, because the mean of its divisors is an integer number (1992488699106).

Almost surely, 2^{3984977398211} is an apocalyptic number.

3984977398211 is a deficient number, since it is larger than the sum of its proper divisors (1).

3984977398211 is an equidigital number, since it uses as much as digits as its factorization.

3984977398211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 164602368, while the sum is 71.

The spelling of 3984977398211 in words is "three trillion, nine hundred eighty-four billion, nine hundred seventy-seven million, three hundred ninety-eight thousand, two hundred eleven".