4000000063 has 2 divisors, whose sum is σ = 4000000064. Its totient is φ = 4000000062.

The previous prime is 4000000019. The next prime is 4000000133. The reversal of 4000000063 is 3600000004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4000000063 - 2¹⁷ = 3999868991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4000000163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000000031 + 2000000032.

It is an arithmetic number, because the mean of its divisors is an integer number (2000000032).

Almost surely, 2^4000000063 is an apocalyptic number.

4000000063 is a deficient number, since it is larger than the sum of its proper divisors (1).

4000000063 is an equidigital number, since it uses as much as digits as its factorization.

4000000063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 4000000063 is about 63245.5537014263. The cubic root of 4000000063 is about 1587.4010603021.

Adding to 4000000063 its reverse (3600000004), we get a palindrome (7600000067).

The spelling of 4000000063 in words is "four billion, sixty-three", and thus it is an aban number.