569496961 has 4 divisors (see below), whose sum is σ = 621269424. Its totient is φ = 517724500.

The previous prime is 569496959. The next prime is 569497003. The reversal of 569496961 is 169694965.

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 569496961 - 2¹ = 569496959 is a prime.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (569496911) 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, 25886215 + ... + 25886236.

It is an arithmetic number, because the mean of its divisors is an integer number (155317356).

Almost surely, 2^569496961 is an apocalyptic number.

It is an amenable number.

569496961 is a deficient number, since it is larger than the sum of its proper divisors (51772463).

569496961 is a wasteful number, since it uses less digits than its factorization.

569496961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51772462.

The product of its digits is 3149280, while the sum is 55.

The square root of 569496961 is about 23864.1354546944. The cubic root of 569496961 is about 828.8904518965.

The spelling of 569496961 in words is "five hundred sixty-nine million, four hundred ninety-six thousand, nine hundred sixty-one".