4002145322269 has 2 divisors, whose sum is σ = 4002145322270. Its totient is φ = 4002145322268.

The previous prime is 4002145322213. The next prime is 4002145322339. The reversal of 4002145322269 is 9622235412004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2465135505625 + 1537009816644 = 1570075^2 + 1239762^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4002145322269 is a prime.

It is a super-2 number, since 2×4002145322269² (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 (4002145322069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2001072661134 + 2001072661135.

It is an arithmetic number, because the mean of its divisors is an integer number (2001072661135).

Almost surely, 2^{4002145322269} is an apocalyptic number.

It is an amenable number.

4002145322269 is a deficient number, since it is larger than the sum of its proper divisors (1).

4002145322269 is an equidigital number, since it uses as much as digits as its factorization.

4002145322269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 4002145322269 in words is "four trillion, two billion, one hundred forty-five million, three hundred twenty-two thousand, two hundred sixty-nine".