566120100 has 288 divisors, whose sum is σ = 2047368960. Its totient is φ = 117596160.

The previous prime is 566120081. The next prime is 566120101. The reversal of 566120100 is 1021665.

It is a happy number.

566120100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566120101) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2429584 + ... + 2429816.

It is an arithmetic number, because the mean of its divisors is an integer number (7108920).

Almost surely, 2^566120100 is an apocalyptic number.

566120100 is a gapful number since it is divisible by the number (50) 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 566120100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1023684480).

566120100 is an abundant number, since it is smaller than the sum of its proper divisors (1481248860).

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

566120100 is a wasteful number, since it uses less digits than its factorization.

566120100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359 (or 352 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 566120100 is about 23793.2784626247. The cubic root of 566120100 is about 827.2488870919.

Adding to 566120100 its reverse (1021665), we get a palindrome (567141765).

The spelling of 566120100 in words is "five hundred sixty-six million, one hundred twenty thousand, one hundred".