2569559652 has 48 divisors (see below), whose sum is σ = 7267444800. Its totient is φ = 778654080.

The previous prime is 2569559633. The next prime is 2569559659.

2569559652 is a `hidden beast` number, since 25 + 6 + 9 + 559 + 65 + 2 = 666.

2569559652 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×2569559652² = 13205273610372722208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (2569559659) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1080277 + ... + 1082652.

It is an arithmetic number, because the mean of its divisors is an integer number (151405100).

Almost surely, 2^2569559652 is an apocalyptic number.

2569559652 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2569559652 is an abundant number, since it is smaller than the sum of its proper divisors (4697885148).

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

2569559652 is a wasteful number, since it uses less digits than its factorization.

2569559652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2162953 (or 2162945 counting only the distinct ones).

The product of its digits is 7290000, while the sum is 54.

The square root of 2569559652 is about 50690.8241400749. The cubic root of 2569559652 is about 1369.6814312474.

The spelling of 2569559652 in words is "two billion, five hundred sixty-nine million, five hundred fifty-nine thousand, six hundred fifty-two".