564221430263253 has 12 divisors (see below), whose sum is σ = 875118953061600. Its totient is φ = 322412245864632.

The previous prime is 564221430263251. The next prime is 564221430263363. The reversal of 564221430263253 is 352362034122465.

It is not a de Polignac number, because 564221430263253 - 2¹ = 564221430263251 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564221430263251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1919120510953 + ... + 1919120511246.

It is an arithmetic number, because the mean of its divisors is an integer number (72926579421800).

Almost surely, 2^{564221430263253} is an apocalyptic number.

It is an amenable number.

564221430263253 is a deficient number, since it is larger than the sum of its proper divisors (310897522798347).

564221430263253 is a wasteful number, since it uses less digits than its factorization.

564221430263253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3838241022216 (or 3838241022209 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 48.

The spelling of 564221430263253 in words is "five hundred sixty-four trillion, two hundred twenty-one billion, four hundred thirty million, two hundred sixty-three thousand, two hundred fifty-three".