2569016969 has 4 divisors (see below), whose sum is σ = 2574518544. Its totient is φ = 2563515396.

The previous prime is 2569016941. The next prime is 2569016971. The reversal of 2569016969 is 9696109652.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2569016969 - 2¹⁶ = 2568951433 is a prime.

It is a super-2 number, since 2×2569016969² = 13199696374019893922, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2569016969.

It is not an unprimeable number, because it can be changed into a prime (2569016269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2750087 + ... + 2751020.

It is an arithmetic number, because the mean of its divisors is an integer number (643629636).

Almost surely, 2^2569016969 is an apocalyptic number.

It is an amenable number.

2569016969 is a deficient number, since it is larger than the sum of its proper divisors (5501575).

2569016969 is an equidigital number, since it uses as much as digits as its factorization.

2569016969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5501574.

The product of its (nonzero) digits is 1574640, while the sum is 53.

The square root of 2569016969 is about 50685.4709852833. The cubic root of 2569016969 is about 1369.5850003068.

The spelling of 2569016969 in words is "two billion, five hundred sixty-nine million, sixteen thousand, nine hundred sixty-nine".