201040002434 has 8 divisors (see below), whose sum is σ = 301597670928. Its totient is φ = 100507445460.

The previous prime is 201040002391. The next prime is 201040002469. The reversal of 201040002434 is 434200040102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 6257852 + ... + 6289895.

It is an arithmetic number, because the mean of its divisors is an integer number (37699708866).

Almost surely, 2^201040002434 is an apocalyptic number.

201040002434 is a deficient number, since it is larger than the sum of its proper divisors (100557668494).

201040002434 is a wasteful number, since it uses less digits than its factorization.

201040002434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12555760.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 201040002434 its reverse (434200040102), we get a palindrome (635240042536).

The spelling of 201040002434 in words is "two hundred one billion, forty million, two thousand, four hundred thirty-four".