18367995924029 has 2 divisors, whose sum is σ = 18367995924030. Its totient is φ = 18367995924028.

The previous prime is 18367995924023. The next prime is 18367995924139. The reversal of 18367995924029 is 92042959976381.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14385536651929 + 3982459272100 = 3792827^2 + 1995610^2 .

It is a cyclic number.

It is not a de Polignac number, because 18367995924029 - 2¹⁶ = 18367995858493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (18367995924023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9183997962014 + 9183997962015.

It is an arithmetic number, because the mean of its divisors is an integer number (9183997962015).

It is a 1-persistent number, because it is pandigital, but 2⋅18367995924029 = 36735991848058 is not.

Almost surely, 2^{18367995924029} is an apocalyptic number.

It is an amenable number.

18367995924029 is a deficient number, since it is larger than the sum of its proper divisors (1).

18367995924029 is an equidigital number, since it uses as much as digits as its factorization.

18367995924029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 529079040, while the sum is 74.

The spelling of 18367995924029 in words is "eighteen trillion, three hundred sixty-seven billion, nine hundred ninety-five million, nine hundred twenty-four thousand, twenty-nine".