534345665 has 16 divisors (see below), whose sum is σ = 744833280. Its totient is φ = 360400320.

The previous prime is 534345641. The next prime is 534345671. The reversal of 534345665 is 566543435.

It is not a de Polignac number, because 534345665 - 2¹⁴ = 534329281 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123005 + ... + 127274.

It is an arithmetic number, because the mean of its divisors is an integer number (46552080).

Almost surely, 2^534345665 is an apocalyptic number.

It is an amenable number.

534345665 is a deficient number, since it is larger than the sum of its proper divisors (210487615).

534345665 is a wasteful number, since it uses less digits than its factorization.

534345665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250352.

The product of its digits is 648000, while the sum is 41.

The square root of 534345665 is about 23115.9180003737. The cubic root of 534345665 is about 811.4730422495.

The spelling of 534345665 in words is "five hundred thirty-four million, three hundred forty-five thousand, six hundred sixty-five".