4020044023069 has 2 divisors, whose sum is σ = 4020044023070. Its totient is φ = 4020044023068.

The previous prime is 4020044023033. The next prime is 4020044023103. The reversal of 4020044023069 is 9603204400204.

4020044023069 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (4020044023103) can be obtained adding 4020044023069 to its sum of digits (34).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4000748034969 + 19295988100 = 2000187^2 + 138910^2 .

It is a cyclic number.

It is not a de Polignac number, because 4020044023069 - 2²⁷ = 4019909805341 is a prime.

It is a super-2 number, since 2×4020044023069² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4020044023019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010022011534 + 2010022011535.

It is an arithmetic number, because the mean of its divisors is an integer number (2010022011535).

Almost surely, 2^{4020044023069} is an apocalyptic number.

It is an amenable number.

4020044023069 is a deficient number, since it is larger than the sum of its proper divisors (1).

4020044023069 is an equidigital number, since it uses as much as digits as its factorization.

4020044023069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 4020044023069 in words is "four trillion, twenty billion, forty-four million, twenty-three thousand, sixty-nine".