565138014 has 128 divisors (see below), whose sum is σ = 1455390720. Its totient is φ = 142560000.

The previous prime is 565138009. The next prime is 565138027. The reversal of 565138014 is 410831565.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 752139 + ... + 752889.

It is an arithmetic number, because the mean of its divisors is an integer number (11370240).

Almost surely, 2^565138014 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 565138014, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (727695360).

565138014 is an abundant number, since it is smaller than the sum of its proper divisors (890252706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

565138014 is a wasteful number, since it uses less digits than its factorization.

565138014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846.

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 565138014 is about 23772.6316170507. The cubic root of 565138014 is about 826.7702490811.

Adding to 565138014 its reverse (410831565), we get a palindrome (975969579).

The spelling of 565138014 in words is "five hundred sixty-five million, one hundred thirty-eight thousand, fourteen".