566231203126257 has 8 divisors (see below), whose sum is σ = 794710460528160. Its totient is φ = 357619707237600.

The previous prime is 566231203126249. The next prime is 566231203126271. The reversal of 566231203126257 is 752621302132665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 566231203126257 - 2³ = 566231203126249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (566231203125257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4966940378244 + ... + 4966940378357.

It is an arithmetic number, because the mean of its divisors is an integer number (99338807566020).

Almost surely, 2^{566231203126257} is an apocalyptic number.

566231203126257 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

It is an amenable number.

566231203126257 is a deficient number, since it is larger than the sum of its proper divisors (228479257401903).

566231203126257 is a wasteful number, since it uses less digits than its factorization.

566231203126257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9933880756623.

The product of its (nonzero) digits is 5443200, while the sum is 51.

The spelling of 566231203126257 in words is "five hundred sixty-six trillion, two hundred thirty-one billion, two hundred three million, one hundred twenty-six thousand, two hundred fifty-seven".