200045455 has 8 divisors (see below), whose sum is σ = 240139872. Its totient is φ = 159979488.

The previous prime is 200045431. The next prime is 200045497. The reversal of 200045455 is 554540002.

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

It is a cyclic number.

It is not a de Polignac number, because 200045455 - 2¹⁹ = 199521167 is a prime.

It is a Duffinian 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, 14137 + ... + 24493.

It is an arithmetic number, because the mean of its divisors is an integer number (30017484).

Almost surely, 2^200045455 is an apocalyptic number.

200045455 is a deficient number, since it is larger than the sum of its proper divisors (40094417).

200045455 is a wasteful number, since it uses less digits than its factorization.

200045455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14225.

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 200045455 is about 14143.7426093662. The cubic root of 200045455 is about 584.8478480287.

Adding to 200045455 its reverse (554540002), we get a palindrome (754585457).

The spelling of 200045455 in words is "two hundred million, forty-five thousand, four hundred fifty-five".