18414438329633 has 2 divisors, whose sum is σ = 18414438329634. Its totient is φ = 18414438329632.

The previous prime is 18414438329627. The next prime is 18414438329641. The reversal of 18414438329633 is 33692383441481.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9622602529024 + 8791835800609 = 3102032^2 + 2965103^2 .

It is a cyclic number.

It is not a de Polignac number, because 18414438329633 - 2³⁰ = 18413364587809 is a prime.

It is not a weakly prime, because it can be changed into another prime (18414438329333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9207219164816 + 9207219164817.

It is an arithmetic number, because the mean of its divisors is an integer number (9207219164817).

Almost surely, 2^{18414438329633} is an apocalyptic number.

It is an amenable number.

18414438329633 is a deficient number, since it is larger than the sum of its proper divisors (1).

18414438329633 is an equidigital number, since it uses as much as digits as its factorization.

18414438329633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35831808, while the sum is 59.

The spelling of 18414438329633 in words is "eighteen trillion, four hundred fourteen billion, four hundred thirty-eight million, three hundred twenty-nine thousand, six hundred thirty-three".