2957983985867 has 2 divisors, whose sum is σ = 2957983985868. Its totient is φ = 2957983985866.

The previous prime is 2957983985861. The next prime is 2957983985909. The reversal of 2957983985867 is 7685893897592.

It is a happy number.

2957983985867 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2957983985867 - 2²² = 2957979791563 is a prime.

It is not a weakly prime, because it can be changed into another prime (2957983985861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1478991992933 + 1478991992934.

It is an arithmetic number, because the mean of its divisors is an integer number (1478991992934).

Almost surely, 2^{2957983985867} is an apocalyptic number.

2957983985867 is a deficient number, since it is larger than the sum of its proper divisors (1).

2957983985867 is an equidigital number, since it uses as much as digits as its factorization.

2957983985867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16460236800, while the sum is 86.

The spelling of 2957983985867 in words is "two trillion, nine hundred fifty-seven billion, nine hundred eighty-three million, nine hundred eighty-five thousand, eight hundred sixty-seven".