4569943069 has 4 divisors (see below), whose sum is σ = 4570148700. Its totient is φ = 4569737440.

The previous prime is 4569943067. The next prime is 4569943097. The reversal of 4569943069 is 9603499654.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2866317444 + 1703625625 = 53538^2 + 41275^2 .

It is a cyclic number.

It is not a de Polignac number, because 4569943069 - 2¹ = 4569943067 is a prime.

It is a super-2 number, since 2×4569943069² = 41768759307802277522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4569943067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64792 + ... + 115489.

It is an arithmetic number, because the mean of its divisors is an integer number (1142537175).

Almost surely, 2^4569943069 is an apocalyptic number.

It is an amenable number.

4569943069 is a deficient number, since it is larger than the sum of its proper divisors (205631).

4569943069 is a wasteful number, since it uses less digits than its factorization.

4569943069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205630.

The product of its (nonzero) digits is 6298560, while the sum is 55.

The square root of 4569943069 is about 67601.3540470899. The cubic root of 4569943069 is about 1659.4732771459.

The spelling of 4569943069 in words is "four billion, five hundred sixty-nine million, nine hundred forty-three thousand, sixty-nine".