200430445455 has 24 divisors (see below), whose sum is σ = 347437984608. Its totient is φ = 106888479936.

The previous prime is 200430445441. The next prime is 200430445463. The reversal of 200430445455 is 554544034002.

200430445455 is a `hidden beast` number, since 200 + 4 + 3 + 0 + 445 + 4 + 5 + 5 = 666.

It is not a de Polignac number, because 200430445455 - 2⁹ = 200430444943 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 494629 + ... + 803441.

It is an arithmetic number, because the mean of its divisors is an integer number (14476582692).

Almost surely, 2^200430445455 is an apocalyptic number.

200430445455 is a deficient number, since it is larger than the sum of its proper divisors (147007539153).

200430445455 is a wasteful number, since it uses less digits than its factorization.

200430445455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323247 (or 323244 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 36.

Adding to 200430445455 its reverse (554544034002), we get a palindrome (754974479457).

The spelling of 200430445455 in words is "two hundred billion, four hundred thirty million, four hundred forty-five thousand, four hundred fifty-five".