63187804087 has 2 divisors, whose sum is σ = 63187804088. Its totient is φ = 63187804086.

The previous prime is 63187804079. The next prime is 63187804133. The reversal of 63187804087 is 78040878136.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63187804087 - 2³ = 63187804079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63187804037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31593902043 + 31593902044.

It is an arithmetic number, because the mean of its divisors is an integer number (31593902044).

Almost surely, 2^63187804087 is an apocalyptic number.

63187804087 is a deficient number, since it is larger than the sum of its proper divisors (1).

63187804087 is an equidigital number, since it uses as much as digits as its factorization.

63187804087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1806336, while the sum is 52.

The spelling of 63187804087 in words is "sixty-three billion, one hundred eighty-seven million, eight hundred four thousand, eighty-seven".