2856469556 has 48 divisors (see below), whose sum is σ = 5225036544. Its totient is φ = 1365277056.

The previous prime is 2856469547. The next prime is 2856469559. The reversal of 2856469556 is 6559646582.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2856469559) 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 15 ways as a sum of consecutive naturals, for example, 2819306 + ... + 2820318.

It is an arithmetic number, because the mean of its divisors is an integer number (108854928).

Almost surely, 2^2856469556 is an apocalyptic number.

It is an amenable number.

2856469556 is a deficient number, since it is larger than the sum of its proper divisors (2368566988).

2856469556 is a wasteful number, since it uses less digits than its factorization.

2856469556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1400 (or 1398 counting only the distinct ones).

The product of its digits is 15552000, while the sum is 56.

The square root of 2856469556 is about 53445.9498559058. The cubic root of 2856469556 is about 1418.8719395124.

The spelling of 2856469556 in words is "two billion, eight hundred fifty-six million, four hundred sixty-nine thousand, five hundred fifty-six".