564712217465 has 16 divisors (see below), whose sum is σ = 764751343680. Its totient is φ = 396537731520.

The previous prime is 564712217437. The next prime is 564712217491.

It is a happy number.

564712217465 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 564712217465 - 2¹² = 564712213369 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177024179 + ... + 177027368.

It is an arithmetic number, because the mean of its divisors is an integer number (47796958980).

Almost surely, 2^564712217465 is an apocalyptic number.

564712217465 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

564712217465 is a deficient number, since it is larger than the sum of its proper divisors (200039126215).

564712217465 is a wasteful number, since it uses less digits than its factorization.

564712217465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354051592.

The product of its digits is 2822400, while the sum is 50.

The spelling of 564712217465 in words is "five hundred sixty-four billion, seven hundred twelve million, two hundred seventeen thousand, four hundred sixty-five".