2715489856 has 28 divisors (see below), whose sum is σ = 5464454400. Its totient is φ = 1338619520.

The previous prime is 2715489851. The next prime is 2715489893. The reversal of 2715489856 is 6589845172.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2715489797 and 2715489806.

It is not an unprimeable number, because it can be changed into a prime (2715489851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 294256 + ... + 303343.

Almost surely, 2^2715489856 is an apocalyptic number.

It is an amenable number.

2715489856 is an abundant number, since it is smaller than the sum of its proper divisors (2748964544).

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

2715489856 is an equidigital number, since it uses as much as digits as its factorization.

2715489856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597682 (or 597672 counting only the distinct ones).

The product of its digits is 4838400, while the sum is 55.

The square root of 2715489856 is about 52110.3622708574. The cubic root of 2715489856 is about 1395.1344459177.

The spelling of 2715489856 in words is "two billion, seven hundred fifteen million, four hundred eighty-nine thousand, eight hundred fifty-six".