2728783650 has 48 divisors (see below), whose sum is σ = 6770691648. Its totient is φ = 727320000.

The previous prime is 2728783639. The next prime is 2728783663. The reversal of 2728783650 is 563878272.

2728783650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2728783650.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 475800 + ... + 481500.

It is an arithmetic number, because the mean of its divisors is an integer number (141056076).

Almost surely, 2^2728783650 is an apocalyptic number.

2728783650 is an abundant number, since it is smaller than the sum of its proper divisors (4041907998).

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

2728783650 is a wasteful number, since it uses less digits than its factorization.

2728783650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8907 (or 8902 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 48.

The square root of 2728783650 is about 52237.7607674755. The cubic root of 2728783650 is about 1397.4073871655.

The spelling of 2728783650 in words is "two billion, seven hundred twenty-eight million, seven hundred eighty-three thousand, six hundred fifty".