564812263570643 has 32 divisors (see below), whose sum is σ = 623451174528000. Its totient is φ = 507424742352000.

The previous prime is 564812263570609. The next prime is 564812263570669. The reversal of 564812263570643 is 346075362218465.

It is not a de Polignac number, because 564812263570643 - 2¹⁶ = 564812263505107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (564812263570673) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2225392193 + ... + 2225645981.

It is an arithmetic number, because the mean of its divisors is an integer number (19482849204000).

Almost surely, 2^{564812263570643} is an apocalyptic number.

564812263570643 is a deficient number, since it is larger than the sum of its proper divisors (58638910957357).

564812263570643 is a wasteful number, since it uses less digits than its factorization.

564812263570643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260883.

The product of its (nonzero) digits is 174182400, while the sum is 62.

The spelling of 564812263570643 in words is "five hundred sixty-four trillion, eight hundred twelve billion, two hundred sixty-three million, five hundred seventy thousand, six hundred forty-three".