18622634006047 has 2 divisors, whose sum is σ = 18622634006048. Its totient is φ = 18622634006046.

The previous prime is 18622634006023. The next prime is 18622634006069. The reversal of 18622634006047 is 74060043622681.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 18622634006047 - 2²³ = 18622625617439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18622634006747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9311317003023 + 9311317003024.

It is an arithmetic number, because the mean of its divisors is an integer number (9311317003024).

Almost surely, 2^{18622634006047} is an apocalyptic number.

18622634006047 is a deficient number, since it is larger than the sum of its proper divisors (1).

18622634006047 is an equidigital number, since it uses as much as digits as its factorization.

18622634006047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2322432, while the sum is 49.

The spelling of 18622634006047 in words is "eighteen trillion, six hundred twenty-two billion, six hundred thirty-four million, six thousand, forty-seven".