434021552055 has 72 divisors (see below), whose sum is σ = 942446860992. Its totient is φ = 183147543936.

The previous prime is 434021552017. The next prime is 434021552057. The reversal of 434021552055 is 550255120434.

434021552055 is a `hidden beast` number, since 4 + 34 + 0 + 21 + 552 + 0 + 55 = 666.

It is not a de Polignac number, because 434021552055 - 2⁷ = 434021551927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434021552057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 7541919 + ... + 7599248.

It is an arithmetic number, because the mean of its divisors is an integer number (13089539736).

Almost surely, 2^434021552055 is an apocalyptic number.

434021552055 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

434021552055 is an abundant number, since it is smaller than the sum of its proper divisors (508425308937).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

434021552055 is a wasteful number, since it uses less digits than its factorization.

434021552055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15141205 (or 15141195 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

Adding to 434021552055 its reverse (550255120434), we get a palindrome (984276672489).

The spelling of 434021552055 in words is "four hundred thirty-four billion, twenty-one million, five hundred fifty-two thousand, fifty-five".