20620122956627 has 2 divisors, whose sum is σ = 20620122956628. Its totient is φ = 20620122956626.

The previous prime is 20620122956581. The next prime is 20620122956711. The reversal of 20620122956627 is 72665922102602.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20620122956627 - 2²⁶ = 20620055847763 is a prime.

It is not a weakly prime, because it can be changed into another prime (20620122956327) 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, 10310061478313 + 10310061478314.

It is an arithmetic number, because the mean of its divisors is an integer number (10310061478314).

Almost surely, 2^{20620122956627} is an apocalyptic number.

20620122956627 is a deficient number, since it is larger than the sum of its proper divisors (1).

20620122956627 is an equidigital number, since it uses as much as digits as its factorization.

20620122956627 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 20620122956627 in words is "twenty trillion, six hundred twenty billion, one hundred twenty-two million, nine hundred fifty-six thousand, six hundred twenty-seven".