564042062521 has 8 divisors (see below), whose sum is σ = 645295918464. Its totient is φ = 482957311200.

The previous prime is 564042062477. The next prime is 564042062531. The reversal of 564042062521 is 125260240465.

It is a happy number.

564042062521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 564042062521 - 2¹⁷ = 564041931449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (564042062531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42269005 + ... + 42282346.

It is an arithmetic number, because the mean of its divisors is an integer number (80661989808).

Almost surely, 2^564042062521 is an apocalyptic number.

It is an amenable number.

564042062521 is a deficient number, since it is larger than the sum of its proper divisors (81253855943).

564042062521 is an equidigital number, since it uses as much as digits as its factorization.

564042062521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84552311.

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 564042062521 in words is "five hundred sixty-four billion, forty-two million, sixty-two thousand, five hundred twenty-one".