3989097712511 has 2 divisors, whose sum is σ = 3989097712512. Its totient is φ = 3989097712510.

The previous prime is 3989097712423. The next prime is 3989097712513. The reversal of 3989097712511 is 1152177909893.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3989097712511 - 2²⁶ = 3989030603647 is a prime.

Together with 3989097712513, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3989097712513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1994548856255 + 1994548856256.

It is an arithmetic number, because the mean of its divisors is an integer number (1994548856256).

Almost surely, 2^{3989097712511} is an apocalyptic number.

3989097712511 is a deficient number, since it is larger than the sum of its proper divisors (1).

3989097712511 is an equidigital number, since it uses as much as digits as its factorization.

3989097712511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8573040, while the sum is 62.

The spelling of 3989097712511 in words is "three trillion, nine hundred eighty-nine billion, ninety-seven million, seven hundred twelve thousand, five hundred eleven".