405135424430 has 16 divisors (see below), whose sum is σ = 795538651824. Its totient is φ = 147321972480.

The previous prime is 405135424417. The next prime is 405135424453. The reversal of 405135424430 is 34424531504.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1841524547 + ... + 1841524766.

It is an arithmetic number, because the mean of its divisors is an integer number (49721165739).

Almost surely, 2^405135424430 is an apocalyptic number.

405135424430 is a deficient number, since it is larger than the sum of its proper divisors (390403227394).

405135424430 is a wasteful number, since it uses less digits than its factorization.

405135424430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3683049331.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 405135424430 its reverse (34424531504), we get a palindrome (439559955934).

The spelling of 405135424430 in words is "four hundred five billion, one hundred thirty-five million, four hundred twenty-four thousand, four hundred thirty".