200045429784 has 320 divisors, whose sum is σ = 582946056000. Its totient is φ = 64049356800.

The previous prime is 200045429737. The next prime is 200045429797. The reversal of 200045429784 is 487924540002.

200045429784 is a `hidden beast` number, since 20 + 0 + 0 + 4 + 542 + 9 + 7 + 84 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 830063904 + ... + 830064144.

It is an arithmetic number, because the mean of its divisors is an integer number (1821706425).

Almost surely, 2^200045429784 is an apocalyptic number.

200045429784 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200045429784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (291473028000).

200045429784 is an abundant number, since it is smaller than the sum of its proper divisors (382900626216).

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

200045429784 is a wasteful number, since it uses less digits than its factorization.

200045429784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656 (or 643 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

Adding to 200045429784 its reverse (487924540002), we get a palindrome (687969969786).

The spelling of 200045429784 in words is "two hundred billion, forty-five million, four hundred twenty-nine thousand, seven hundred eighty-four".