566255405250001 has 4 divisors (see below), whose sum is σ = 566256974824372. Its totient is φ = 566253835675632.

The previous prime is 566255405249983. The next prime is 566255405250011. The reversal of 566255405250001 is 100052504552665.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 547148190657601 + 19107214592400 = 23391199^2 + 4371180^2 .

It is a cyclic number.

It is not a de Polignac number, because 566255405250001 - 2¹⁵ = 566255405217233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (566255405250011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 784245906 + ... + 784967611.

It is an arithmetic number, because the mean of its divisors is an integer number (141564243706093).

Almost surely, 2^{566255405250001} is an apocalyptic number.

It is an amenable number.

566255405250001 is a deficient number, since it is larger than the sum of its proper divisors (1569574371).

566255405250001 is a wasteful number, since it uses less digits than its factorization.

566255405250001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1569574370.

The product of its (nonzero) digits is 1800000, while the sum is 46.

The spelling of 566255405250001 in words is "five hundred sixty-six trillion, two hundred fifty-five billion, four hundred five million, two hundred fifty thousand, one".