564206320266254 has 16 divisors (see below), whose sum is σ = 858911007911040. Its totient is φ = 277908962774520.

The previous prime is 564206320266209. The next prime is 564206320266349. The reversal of 564206320266254 is 452662023602465.

It is a junction number, because it is equal to n+sod(n) for n = 564206320266196 and 564206320266205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1577773544 + ... + 1578131099.

It is an arithmetic number, because the mean of its divisors is an integer number (53681937994440).

Almost surely, 2^{564206320266254} is an apocalyptic number.

564206320266254 is a deficient number, since it is larger than the sum of its proper divisors (294704687644786).

564206320266254 is a wasteful number, since it uses less digits than its factorization.

564206320266254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3155905975.

The product of its (nonzero) digits is 24883200, while the sum is 53.

The spelling of 564206320266254 in words is "five hundred sixty-four trillion, two hundred six billion, three hundred twenty million, two hundred sixty-six thousand, two hundred fifty-four".