999986000053 has 2 divisors, whose sum is σ = 999986000054. Its totient is φ = 999986000052.

The previous prime is 999986000047. The next prime is 999986000141. The reversal of 999986000053 is 350000689999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 999986000049 + 4 = 999993^2 + 2^2 .

It is a cyclic number.

It is not a de Polignac number, because 999986000053 - 2⁵ = 999986000021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (999986000003) 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, 499993000026 + 499993000027.

It is an arithmetic number, because the mean of its divisors is an integer number (499993000027).

Almost surely, 2^999986000053 is an apocalyptic number.

It is an amenable number.

999986000053 is a deficient number, since it is larger than the sum of its proper divisors (1).

999986000053 is an equidigital number, since it uses as much as digits as its factorization.

999986000053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4723920, while the sum is 58.

The spelling of 999986000053 in words is "nine hundred ninety-nine billion, nine hundred eighty-six million, fifty-three", and thus it is an aban number.