566667222000 has 320 divisors, whose sum is σ = 2110260791808. Its totient is φ = 129292800000.

The previous prime is 566667221993. The next prime is 566667222007. The reversal of 566667222000 is 222766665.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (566667221993) and next prime (566667222007).

It is a super-2 number, since 2×566667222000² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566667222007) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 869475 + ... + 1374525.

Almost surely, 2^566667222000 is an apocalyptic number.

566667222000 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 566667222000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1055130395904).

566667222000 is an abundant number, since it is smaller than the sum of its proper divisors (1543593569808).

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

566667222000 is a wasteful number, since it uses less digits than its factorization.

566667222000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505105 (or 505089 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 42.

Adding to 566667222000 its reverse (222766665), we get a palindrome (566889988665).

The spelling of 566667222000 in words is "five hundred sixty-six billion, six hundred sixty-seven million, two hundred twenty-two thousand".