201434200434555 has 16 divisors (see below), whose sum is σ = 351594240758784. Its totient is φ = 97665066877280.

The previous prime is 201434200434419. The next prime is 201434200434601. The reversal of 201434200434555 is 555434002434102.

It is not a de Polignac number, because 201434200434555 - 2¹² = 201434200430459 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 610406667819 + ... + 610406668148.

It is an arithmetic number, because the mean of its divisors is an integer number (21974640047424).

Almost surely, 2^{201434200434555} is an apocalyptic number.

201434200434555 is a deficient number, since it is larger than the sum of its proper divisors (150160040324229).

201434200434555 is a wasteful number, since it uses less digits than its factorization.

201434200434555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1220813335986.

The product of its (nonzero) digits is 1152000, while the sum is 42.

Adding to 201434200434555 its reverse (555434002434102), we get a palindrome (756868202868657).

The spelling of 201434200434555 in words is "two hundred one trillion, four hundred thirty-four billion, two hundred million, four hundred thirty-four thousand, five hundred fifty-five".