38464648427047 has 2 divisors, whose sum is σ = 38464648427048. Its totient is φ = 38464648427046.

The previous prime is 38464648426993. The next prime is 38464648427083. The reversal of 38464648427047 is 74072484646483.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38464648427047 - 2¹⁵ = 38464648394279 is a prime.

It is a super-2 number, since 2×38464648427047² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38464648421047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19232324213523 + 19232324213524.

It is an arithmetic number, because the mean of its divisors is an integer number (19232324213524).

Almost surely, 2^{38464648427047} is an apocalyptic number.

38464648427047 is a deficient number, since it is larger than the sum of its proper divisors (1).

38464648427047 is an equidigital number, since it uses as much as digits as its factorization.

38464648427047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 693633024, while the sum is 67.

The spelling of 38464648427047 in words is "thirty-eight trillion, four hundred sixty-four billion, six hundred forty-eight million, four hundred twenty-seven thousand, forty-seven".