18000002999983 has 2 divisors, whose sum is σ = 18000002999984. Its totient is φ = 18000002999982.

The previous prime is 18000002999969. The next prime is 18000003000013. The reversal of 18000002999983 is 38999920000081.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 18000002999983 - 2³⁷ = 17862564046511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18000002991983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9000001499991 + 9000001499992.

It is an arithmetic number, because the mean of its divisors is an integer number (9000001499992).

Almost surely, 2^{18000002999983} is an apocalyptic number.

18000002999983 is a deficient number, since it is larger than the sum of its proper divisors (1).

18000002999983 is an equidigital number, since it uses as much as digits as its factorization.

18000002999983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2519424, while the sum is 58.

The spelling of 18000002999983 in words is "eighteen trillion, two million, nine hundred ninety-nine thousand, nine hundred eighty-three".