20204325599 has 2 divisors, whose sum is σ = 20204325600. Its totient is φ = 20204325598.

The previous prime is 20204325587. The next prime is 20204325629. The reversal of 20204325599 is 99552340202.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20204325599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20204325539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10102162799 + 10102162800.

It is an arithmetic number, because the mean of its divisors is an integer number (10102162800).

Almost surely, 2^20204325599 is an apocalyptic number.

20204325599 is a deficient number, since it is larger than the sum of its proper divisors (1).

20204325599 is an equidigital number, since it uses as much as digits as its factorization.

20204325599 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 194400, while the sum is 41.

The spelling of 20204325599 in words is "twenty billion, two hundred four million, three hundred twenty-five thousand, five hundred ninety-nine".