3989705352511 has 2 divisors, whose sum is σ = 3989705352512. Its totient is φ = 3989705352510.

The previous prime is 3989705352463. The next prime is 3989705352557. The reversal of 3989705352511 is 1152535079893.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3989705352511 - 2⁹ = 3989705351999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3989705352011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1994852676255 + 1994852676256.

It is an arithmetic number, because the mean of its divisors is an integer number (1994852676256).

Almost surely, 2^{3989705352511} is an apocalyptic number.

3989705352511 is a deficient number, since it is larger than the sum of its proper divisors (1).

3989705352511 is an equidigital number, since it uses as much as digits as its factorization.

3989705352511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10206000, while the sum is 58.

The spelling of 3989705352511 in words is "three trillion, nine hundred eighty-nine billion, seven hundred five million, three hundred fifty-two thousand, five hundred eleven".