200345054454 has 20 divisors (see below), whose sum is σ = 448921326084. Its totient is φ = 66781684764.

The previous prime is 200345054449. The next prime is 200345054537. The reversal of 200345054454 is 454450543002.

200345054454 is a `hidden beast` number, since 20 + 0 + 3 + 45 + 0 + 544 + 54 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 618348772 + ... + 618349095.

Almost surely, 2^200345054454 is an apocalyptic number.

200345054454 is an abundant number, since it is smaller than the sum of its proper divisors (248576271630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200345054454 is a wasteful number, since it uses less digits than its factorization.

200345054454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1236697881 (or 1236697872 counting only the distinct ones).

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

Adding to 200345054454 its reverse (454450543002), we get a palindrome (654795597456).

The spelling of 200345054454 in words is "two hundred billion, three hundred forty-five million, fifty-four thousand, four hundred fifty-four".