20846452859411 has 2 divisors, whose sum is σ = 20846452859412. Its totient is φ = 20846452859410.

The previous prime is 20846452859327. The next prime is 20846452859429. The reversal of 20846452859411 is 11495825464802.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20846452859411 is a prime.

It is not a weakly prime, because it can be changed into another prime (20846452859431) 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, 10423226429705 + 10423226429706.

It is an arithmetic number, because the mean of its divisors is an integer number (10423226429706).

Almost surely, 2^{20846452859411} is an apocalyptic number.

20846452859411 is a deficient number, since it is larger than the sum of its proper divisors (1).

20846452859411 is an equidigital number, since it uses as much as digits as its factorization.

20846452859411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22118400, while the sum is 59.

The spelling of 20846452859411 in words is "twenty trillion, eight hundred forty-six billion, four hundred fifty-two million, eight hundred fifty-nine thousand, four hundred eleven".