2562978560 has 36 divisors (see below), whose sum is σ = 6139137648. Its totient is φ = 1025190912.

The previous prime is 2562978553. The next prime is 2562978563. The reversal of 2562978560 is 658792652.

It is a junction number, because it is equal to n+sod(n) for n = 2562978499 and 2562978508.

It is not an unprimeable number, because it can be changed into a prime (2562978563) 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, 999884 + ... + 1002443.

Almost surely, 2^2562978560 is an apocalyptic number.

2562978560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2562978560 is an abundant number, since it is smaller than the sum of its proper divisors (3576159088).

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

2562978560 is an equidigital number, since it uses as much as digits as its factorization.

2562978560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2002348 (or 2002334 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 50.

The square root of 2562978560 is about 50625.8684863776. The cubic root of 2562978560 is about 1368.5111002469.

The spelling of 2562978560 in words is "two billion, five hundred sixty-two million, nine hundred seventy-eight thousand, five hundred sixty".