566851605867120 has 320 divisors, whose sum is σ = 2038668408585216. Its totient is φ = 127605965414400.

The previous prime is 566851605866993. The next prime is 566851605867223. The reversal of 566851605867120 is 21768506158665.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 548438820 + ... + 549471420.

Almost surely, 2^{566851605867120} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 566851605867120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1019334204292608).

566851605867120 is an abundant number, since it is smaller than the sum of its proper divisors (1471816802718096).

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

566851605867120 is a wasteful number, since it uses less digits than its factorization.

566851605867120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1037568 (or 1037562 counting only the distinct ones).

The product of its (nonzero) digits is 145152000, while the sum is 66.

The spelling of 566851605867120 in words is "five hundred sixty-six trillion, eight hundred fifty-one billion, six hundred five million, eight hundred sixty-seven thousand, one hundred twenty".