20413322453603 has 2 divisors, whose sum is σ = 20413322453604. Its totient is φ = 20413322453602.

The previous prime is 20413322453599. The next prime is 20413322453609. The reversal of 20413322453603 is 30635422331402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20413322453603 - 2² = 20413322453599 is a prime.

It is not a weakly prime, because it can be changed into another prime (20413322453609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10206661226801 + 10206661226802.

It is an arithmetic number, because the mean of its divisors is an integer number (10206661226802).

Almost surely, 2^{20413322453603} is an apocalyptic number.

20413322453603 is a deficient number, since it is larger than the sum of its proper divisors (1).

20413322453603 is an equidigital number, since it uses as much as digits as its factorization.

20413322453603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 38.

The spelling of 20413322453603 in words is "twenty trillion, four hundred thirteen billion, three hundred twenty-two million, four hundred fifty-three thousand, six hundred three".