6367478563 has 2 divisors, whose sum is σ = 6367478564. Its totient is φ = 6367478562.

The previous prime is 6367478543. The next prime is 6367478591. The reversal of 6367478563 is 3658747636.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6367478563 - 2¹⁷ = 6367347491 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (6367478543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3183739281 + 3183739282.

It is an arithmetic number, because the mean of its divisors is an integer number (3183739282).

Almost surely, 2^6367478563 is an apocalyptic number.

6367478563 is a deficient number, since it is larger than the sum of its proper divisors (1).

6367478563 is an equidigital number, since it uses as much as digits as its factorization.

6367478563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15240960, while the sum is 55.

The square root of 6367478563 is about 79796.4821467714. The cubic root of 6367478563 is about 1853.4853761975.

The spelling of 6367478563 in words is "six billion, three hundred sixty-seven million, four hundred seventy-eight thousand, five hundred sixty-three".