564310505 has 16 divisors (see below), whose sum is σ = 740518848. Its totient is φ = 409416000.

The previous prime is 564310501. The next prime is 564310519. The reversal of 564310505 is 505013465.

It is not a de Polignac number, because 564310505 - 2² = 564310501 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (564310501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10970 + ... + 35340.

It is an arithmetic number, because the mean of its divisors is an integer number (46282428).

Almost surely, 2^564310505 is an apocalyptic number.

564310505 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

564310505 is a deficient number, since it is larger than the sum of its proper divisors (176208343).

564310505 is a wasteful number, since it uses less digits than its factorization.

564310505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24808.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 564310505 is about 23755.2205841158. The cubic root of 564310505 is about 826.3665164197.

The spelling of 564310505 in words is "five hundred sixty-four million, three hundred ten thousand, five hundred five".