405220442414089 has 2 divisors, whose sum is σ = 405220442414090. Its totient is φ = 405220442414088.

The previous prime is 405220442414069. The next prime is 405220442414213. The reversal of 405220442414089 is 980414244022504.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 405003550090000 + 216892324089 = 20124700^2 + 465717^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-405220442414089 is a prime.

It is a super-2 number, since 2×405220442414089² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (405220442414059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202610221207044 + 202610221207045.

It is an arithmetic number, because the mean of its divisors is an integer number (202610221207045).

Almost surely, 2^{405220442414089} is an apocalyptic number.

It is an amenable number.

405220442414089 is a deficient number, since it is larger than the sum of its proper divisors (1).

405220442414089 is an equidigital number, since it uses as much as digits as its factorization.

405220442414089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2949120, while the sum is 49.

The spelling of 405220442414089 in words is "four hundred five trillion, two hundred twenty billion, four hundred forty-two million, four hundred fourteen thousand, eighty-nine".