451000342205 has 16 divisors (see below), whose sum is σ = 618596471424. Its totient is φ = 309216519360.

The previous prime is 451000342201. The next prime is 451000342217. The reversal of 451000342205 is 502243000154.

It is a happy number.

It is not a de Polignac number, because 451000342205 - 2² = 451000342201 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451000342201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 581306 + ... + 1113515.

It is an arithmetic number, because the mean of its divisors is an integer number (38662279464).

Almost surely, 2^451000342205 is an apocalyptic number.

It is an amenable number.

451000342205 is a deficient number, since it is larger than the sum of its proper divisors (167596129219).

451000342205 is a wasteful number, since it uses less digits than its factorization.

451000342205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1702436.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 451000342205 its reverse (502243000154), we get a palindrome (953243342359).

The spelling of 451000342205 in words is "four hundred fifty-one billion, three hundred forty-two thousand, two hundred five".