38024969120821 has 2 divisors, whose sum is σ = 38024969120822. Its totient is φ = 38024969120820.

The previous prime is 38024969120777. The next prime is 38024969120857. The reversal of 38024969120821 is 12802196942083.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35913484041796 + 2111485079025 = 5992786^2 + 1453095^2 .

It is a cyclic number.

It is not a de Polignac number, because 38024969120821 - 2²⁷ = 38024834903093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38024969120321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19012484560410 + 19012484560411.

It is an arithmetic number, because the mean of its divisors is an integer number (19012484560411).

Almost surely, 2^{38024969120821} is an apocalyptic number.

It is an amenable number.

38024969120821 is a deficient number, since it is larger than the sum of its proper divisors (1).

38024969120821 is an equidigital number, since it uses as much as digits as its factorization.

38024969120821 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2985984, while the sum is 55.

The spelling of 38024969120821 in words is "thirty-eight trillion, twenty-four billion, nine hundred sixty-nine million, one hundred twenty thousand, eight hundred twenty-one".