2768553312 has 192 divisors, whose sum is σ = 8585740800. Its totient is φ = 780713472.

The previous prime is 2768553269. The next prime is 2768553313. The reversal of 2768553312 is 2133558672.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2768553313) 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 31 ways as a sum of consecutive naturals, for example, 2732518 + ... + 2733530.

It is an arithmetic number, because the mean of its divisors is an integer number (44717400).

Almost surely, 2^2768553312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2768553312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4292870400).

2768553312 is an abundant number, since it is smaller than the sum of its proper divisors (5817187488).

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

2768553312 is a wasteful number, since it uses less digits than its factorization.

2768553312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1130 (or 1108 counting only the distinct ones).

The product of its digits is 302400, while the sum is 42.

The square root of 2768553312 is about 52617.0439306505. The cubic root of 2768553312 is about 1404.1633400601.

The spelling of 2768553312 in words is "two billion, seven hundred sixty-eight million, five hundred fifty-three thousand, three hundred twelve".