2783553872 has 20 divisors (see below), whose sum is σ = 5883421056. Its totient is φ = 1265251680.

The previous prime is 2783553847. The next prime is 2783553901.

It is a happy number.

2783553872 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 2783553872.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7907648 + ... + 7907999.

Almost surely, 2^2783553872 is an apocalyptic number.

2783553872 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2783553872 is an abundant number, since it is smaller than the sum of its proper divisors (3099867184).

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

2783553872 is a wasteful number, since it uses less digits than its factorization.

2783553872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15815666 (or 15815660 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 50.

The square root of 2783553872 is about 52759.3960541627. The cubic root of 2783553872 is about 1406.6947835723.

It can be divided in two parts, 2783 and 553872, that added together give a palindrome (556655).

The spelling of 2783553872 in words is "two billion, seven hundred eighty-three million, five hundred fifty-three thousand, eight hundred seventy-two".