564645005501001 has 16 divisors (see below), whose sum is σ = 780510113127360. Its totient is φ = 362661264633920.

The previous prime is 564645005500969. The next prime is 564645005501047. The reversal of 564645005501001 is 100105500546465.

It is a cyclic number.

It is not a de Polignac number, because 564645005501001 - 2⁵ = 564645005500969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (564645005501501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7039192515 + ... + 7039272728.

It is an arithmetic number, because the mean of its divisors is an integer number (48781882070460).

Almost surely, 2^{564645005501001} is an apocalyptic number.

It is an amenable number.

564645005501001 is a deficient number, since it is larger than the sum of its proper divisors (215865107626359).

564645005501001 is a wasteful number, since it uses less digits than its factorization.

564645005501001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14078465736.

The product of its (nonzero) digits is 360000, while the sum is 42.

The spelling of 564645005501001 in words is "five hundred sixty-four trillion, six hundred forty-five billion, five million, five hundred one thousand, one".