3638468467 has 2 divisors, whose sum is σ = 3638468468. Its totient is φ = 3638468466.

The previous prime is 3638468459. The next prime is 3638468473. The reversal of 3638468467 is 7648648363.

It is a strong prime.

It is an emirp because it is prime and its reverse (7648648363) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3638468467 - 2³ = 3638468459 is a prime.

It is not a weakly prime, because it can be changed into another prime (3638463467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1819234233 + 1819234234.

It is an arithmetic number, because the mean of its divisors is an integer number (1819234234).

Almost surely, 2^3638468467 is an apocalyptic number.

3638468467 is a deficient number, since it is larger than the sum of its proper divisors (1).

3638468467 is an equidigital number, since it uses as much as digits as its factorization.

3638468467 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13934592, while the sum is 55.

The square root of 3638468467 is about 60319.7187244768. The cubic root of 3638468467 is about 1538.0585625328.

The spelling of 3638468467 in words is "three billion, six hundred thirty-eight million, four hundred sixty-eight thousand, four hundred sixty-seven".