63871000363 has 2 divisors, whose sum is σ = 63871000364. Its totient is φ = 63871000362.

The previous prime is 63871000351. The next prime is 63871000379. The reversal of 63871000363 is 36300017836.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63871000363 - 2²¹ = 63868903211 is a prime.

It is a super-2 number, since 2×63871000363² (a number of 22 digits) contains 22 as substring.

It is a weakly prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31935500181 + 31935500182.

It is an arithmetic number, because the mean of its divisors is an integer number (31935500182).

Almost surely, 2^63871000363 is an apocalyptic number.

63871000363 is a deficient number, since it is larger than the sum of its proper divisors (1).

63871000363 is an equidigital number, since it uses as much as digits as its factorization.

63871000363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 37.

The spelling of 63871000363 in words is "sixty-three billion, eight hundred seventy-one million, three hundred sixty-three", and thus it is an aban number.