405550203255235 has 4 divisors (see below), whose sum is σ = 486660243906288. Its totient is φ = 324440162604184.

The previous prime is 405550203255173. The next prime is 405550203255283. The reversal of 405550203255235 is 532552302055504.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 405550203255235 - 2¹³ = 405550203247043 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40555020325519 + ... + 40555020325528.

It is an arithmetic number, because the mean of its divisors is an integer number (121665060976572).

Almost surely, 2^{405550203255235} is an apocalyptic number.

405550203255235 is a deficient number, since it is larger than the sum of its proper divisors (81110040651053).

405550203255235 is an equidigital number, since it uses as much as digits as its factorization.

405550203255235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81110040651052.

The product of its (nonzero) digits is 4500000, while the sum is 46.

The spelling of 405550203255235 in words is "four hundred five trillion, five hundred fifty billion, two hundred three million, two hundred fifty-five thousand, two hundred thirty-five".