406613873429 has 2 divisors, whose sum is σ = 406613873430. Its totient is φ = 406613873428.

The previous prime is 406613873317. The next prime is 406613873441. The reversal of 406613873429 is 924378316604.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 226775964100 + 179837909329 = 476210^2 + 424073^2 .

It is a cyclic number.

It is not a de Polignac number, because 406613873429 - 2¹⁶ = 406613807893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (406613873489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203306936714 + 203306936715.

It is an arithmetic number, because the mean of its divisors is an integer number (203306936715).

Almost surely, 2^406613873429 is an apocalyptic number.

It is an amenable number.

406613873429 is a deficient number, since it is larger than the sum of its proper divisors (1).

406613873429 is an equidigital number, since it uses as much as digits as its factorization.

406613873429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5225472, while the sum is 53.

The spelling of 406613873429 in words is "four hundred six billion, six hundred thirteen million, eight hundred seventy-three thousand, four hundred twenty-nine".