16367447563 has 2 divisors, whose sum is σ = 16367447564. Its totient is φ = 16367447562.

The previous prime is 16367447531. The next prime is 16367447573. The reversal of 16367447563 is 36574476361.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16367447563 - 2⁵ = 16367447531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16367447563.

It is not a weakly prime, because it can be changed into another prime (16367447513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8183723781 + 8183723782.

It is an arithmetic number, because the mean of its divisors is an integer number (8183723782).

Almost surely, 2^16367447563 is an apocalyptic number.

16367447563 is a deficient number, since it is larger than the sum of its proper divisors (1).

16367447563 is an equidigital number, since it uses as much as digits as its factorization.

16367447563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7620480, while the sum is 52.

The spelling of 16367447563 in words is "sixteen billion, three hundred sixty-seven million, four hundred forty-seven thousand, five hundred sixty-three".