434205443553 has 32 divisors (see below), whose sum is σ = 665584905216. Its totient is φ = 246644803008.

The previous prime is 434205443531. The next prime is 434205443557. The reversal of 434205443553 is 355344502434.

It is not a de Polignac number, because 434205443553 - 2⁹ = 434205443041 is a prime.

It is a super-2 number, since 2×434205443553² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (434205443557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2314450 + ... + 2495012.

It is an arithmetic number, because the mean of its divisors is an integer number (20799528288).

Almost surely, 2^434205443553 is an apocalyptic number.

It is an amenable number.

434205443553 is a deficient number, since it is larger than the sum of its proper divisors (231379461663).

434205443553 is a wasteful number, since it uses less digits than its factorization.

434205443553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181253.

The product of its (nonzero) digits is 1728000, while the sum is 42.

Adding to 434205443553 its reverse (355344502434), we get a palindrome (789549945987).

The spelling of 434205443553 in words is "four hundred thirty-four billion, two hundred five million, four hundred forty-three thousand, five hundred fifty-three".