20270932069459 has 2 divisors, whose sum is σ = 20270932069460. Its totient is φ = 20270932069458.

The previous prime is 20270932069457. The next prime is 20270932069477. The reversal of 20270932069459 is 95496023907202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20270932069459 - 2¹ = 20270932069457 is a prime.

Together with 20270932069457, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (20270932069457) 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, 10135466034729 + 10135466034730.

It is an arithmetic number, because the mean of its divisors is an integer number (10135466034730).

Almost surely, 2^{20270932069459} is an apocalyptic number.

20270932069459 is a deficient number, since it is larger than the sum of its proper divisors (1).

20270932069459 is an equidigital number, since it uses as much as digits as its factorization.

20270932069459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14696640, while the sum is 58.

The spelling of 20270932069459 in words is "twenty trillion, two hundred seventy billion, nine hundred thirty-two million, sixty-nine thousand, four hundred fifty-nine".