20608624207 has 2 divisors, whose sum is σ = 20608624208. Its totient is φ = 20608624206.

The previous prime is 20608624163. The next prime is 20608624213. The reversal of 20608624207 is 70242680602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20608624207 - 2⁷ = 20608624079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20608624217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10304312103 + 10304312104.

It is an arithmetic number, because the mean of its divisors is an integer number (10304312104).

Almost surely, 2^20608624207 is an apocalyptic number.

20608624207 is a deficient number, since it is larger than the sum of its proper divisors (1).

20608624207 is an equidigital number, since it uses as much as digits as its factorization.

20608624207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 37.

The spelling of 20608624207 in words is "twenty billion, six hundred eight million, six hundred twenty-four thousand, two hundred seven".