400041244411229 has 2 divisors, whose sum is σ = 400041244411230. Its totient is φ = 400041244411228.

The previous prime is 400041244411183. The next prime is 400041244411243. The reversal of 400041244411229 is 922114442140004.

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., 268861674588004 + 131179569823225 = 16397002^2 + 11453365^2 .

It is a cyclic number.

It is not a de Polignac number, because 400041244411229 - 2¹⁶ = 400041244345693 is a prime.

It is a super-2 number, since 2×400041244411229² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 400041244411192 and 400041244411201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (400041244411729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200020622205614 + 200020622205615.

It is an arithmetic number, because the mean of its divisors is an integer number (200020622205615).

Almost surely, 2^{400041244411229} is an apocalyptic number.

It is an amenable number.

400041244411229 is a deficient number, since it is larger than the sum of its proper divisors (1).

400041244411229 is an equidigital number, since it uses as much as digits as its factorization.

400041244411229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 73728, while the sum is 38.

The spelling of 400041244411229 in words is "four hundred trillion, forty-one billion, two hundred forty-four million, four hundred eleven thousand, two hundred twenty-nine".