564420043500 has 48 divisors (see below), whose sum is σ = 1643591171040. Its totient is φ = 150512011200.

The previous prime is 564420043477. The next prime is 564420043507. The reversal of 564420043500 is 5340024465.

It is not an unprimeable number, because it can be changed into a prime (564420043507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188138515 + ... + 188141514.

It is an arithmetic number, because the mean of its divisors is an integer number (34241482730).

Almost surely, 2^564420043500 is an apocalyptic number.

564420043500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

564420043500 is an abundant number, since it is smaller than the sum of its proper divisors (1079171127540).

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

564420043500 is a wasteful number, since it uses less digits than its factorization.

564420043500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376280051 (or 376280039 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 564420043500 its reverse (5340024465), we get a palindrome (569760067965).

The spelling of 564420043500 in words is "five hundred sixty-four billion, four hundred twenty million, forty-three thousand, five hundred".