404000141443309 has 2 divisors, whose sum is σ = 404000141443310. Its totient is φ = 404000141443308.

The previous prime is 404000141443279. The next prime is 404000141443351. The reversal of 404000141443309 is 903344141000404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 352473514421284 + 51526627022025 = 18774278^2 + 7178205^2 .

It is a cyclic number.

It is not a de Polignac number, because 404000141443309 - 2¹³ = 404000141435117 is a prime.

It is a super-2 number, since 2×404000141443309² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404000141443399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202000070721654 + 202000070721655.

It is an arithmetic number, because the mean of its divisors is an integer number (202000070721655).

Almost surely, 2^{404000141443309} is an apocalyptic number.

It is an amenable number.

404000141443309 is a deficient number, since it is larger than the sum of its proper divisors (1).

404000141443309 is an equidigital number, since it uses as much as digits as its factorization.

404000141443309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 404000141443309 in words is "four hundred four trillion, one hundred forty-one million, four hundred forty-three thousand, three hundred nine".