18048614413 has 2 divisors, whose sum is σ = 18048614414. Its totient is φ = 18048614412.

The previous prime is 18048614399. The next prime is 18048614489. The reversal of 18048614413 is 31441684081.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12197435364 + 5851179049 = 110442^2 + 76493^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-18048614413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18048614513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9024307206 + 9024307207.

It is an arithmetic number, because the mean of its divisors is an integer number (9024307207).

Almost surely, 2^18048614413 is an apocalyptic number.

It is an amenable number.

18048614413 is a deficient number, since it is larger than the sum of its proper divisors (1).

18048614413 is an equidigital number, since it uses as much as digits as its factorization.

18048614413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 73728, while the sum is 40.

The spelling of 18048614413 in words is "eighteen billion, forty-eight million, six hundred fourteen thousand, four hundred thirteen".