429050505329 has 2 divisors, whose sum is σ = 429050505330. Its totient is φ = 429050505328.

The previous prime is 429050505293. The next prime is 429050505353. The reversal of 429050505329 is 923505050924.

Together with previous prime (429050505293) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 427801024225 + 1249481104 = 654065^2 + 35348^2 .

It is a cyclic number.

It is not a de Polignac number, because 429050505329 - 2²⁰ = 429049456753 is a prime.

It is a super-2 number, since 2×429050505329² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 429050505329.

It is not a weakly prime, because it can be changed into another prime (429050508329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214525252664 + 214525252665.

It is an arithmetic number, because the mean of its divisors is an integer number (214525252665).

Almost surely, 2^429050505329 is an apocalyptic number.

It is an amenable number.

429050505329 is a deficient number, since it is larger than the sum of its proper divisors (1).

429050505329 is an equidigital number, since it uses as much as digits as its factorization.

429050505329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486000, while the sum is 44.

The spelling of 429050505329 in words is "four hundred twenty-nine billion, fifty million, five hundred five thousand, three hundred twenty-nine".