563537787800 has 48 divisors (see below), whose sum is σ = 1411011929040. Its totient is φ = 208075489920.

The previous prime is 563537787767. The next prime is 563537787817. The reversal of 563537787800 is 8787735365.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 563537787800.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108370052 + ... + 108375251.

It is an arithmetic number, because the mean of its divisors is an integer number (29396081855).

Almost surely, 2^563537787800 is an apocalyptic number.

563537787800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

563537787800 is an abundant number, since it is smaller than the sum of its proper divisors (847474141240).

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

563537787800 is a wasteful number, since it uses less digits than its factorization.

563537787800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216745332 (or 216745323 counting only the distinct ones).

The product of its (nonzero) digits is 29635200, while the sum is 59.

The spelling of 563537787800 in words is "five hundred sixty-three billion, five hundred thirty-seven million, seven hundred eighty-seven thousand, eight hundred".