20460775531411 has 2 divisors, whose sum is σ = 20460775531412. Its totient is φ = 20460775531410.

The previous prime is 20460775531393. The next prime is 20460775531451. The reversal of 20460775531411 is 11413557706402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20460775531411 - 2⁵ = 20460775531379 is a prime.

It is not a weakly prime, because it can be changed into another prime (20460775531451) 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, 10230387765705 + 10230387765706.

It is an arithmetic number, because the mean of its divisors is an integer number (10230387765706).

Almost surely, 2^{20460775531411} is an apocalyptic number.

20460775531411 is a deficient number, since it is larger than the sum of its proper divisors (1).

20460775531411 is an equidigital number, since it uses as much as digits as its factorization.

20460775531411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 705600, while the sum is 46.

The spelling of 20460775531411 in words is "twenty trillion, four hundred sixty billion, seven hundred seventy-five million, five hundred thirty-one thousand, four hundred eleven".