2046978992011 has 2 divisors, whose sum is σ = 2046978992012. Its totient is φ = 2046978992010.

The previous prime is 2046978991969. The next prime is 2046978992083. The reversal of 2046978992011 is 1102998796402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2046978992011 - 2³⁹ = 1497223178123 is a prime.

It is not a weakly prime, because it can be changed into another prime (2046978990011) 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, 1023489496005 + 1023489496006.

It is an arithmetic number, because the mean of its divisors is an integer number (1023489496006).

Almost surely, 2^{2046978992011} is an apocalyptic number.

2046978992011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2046978992011 is an equidigital number, since it uses as much as digits as its factorization.

2046978992011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3919104, while the sum is 58.

The spelling of 2046978992011 in words is "two trillion, forty-six billion, nine hundred seventy-eight million, nine hundred ninety-two thousand, eleven".