2052685856 has 24 divisors (see below), whose sum is σ = 4352089644. Its totient is φ = 947393280.

The previous prime is 2052685847. The next prime is 2052685861. The reversal of 2052685856 is 6585862502.

It can be written as a sum of positive squares in 2 ways, for example, as 1969584400 + 83101456 = 44380^2 + 9116^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2052685856.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2466755 + ... + 2467586.

Almost surely, 2^2052685856 is an apocalyptic number.

2052685856 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2052685856 is an abundant number, since it is smaller than the sum of its proper divisors (2299403788).

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

2052685856 is a wasteful number, since it uses less digits than its factorization.

2052685856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4934364 (or 4934356 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 47.

The square root of 2052685856 is about 45306.5762996941. The cubic root of 2052685856 is about 1270.8886367486. Note that the first 3 decimals are identical.

The spelling of 2052685856 in words is "two billion, fifty-two million, six hundred eighty-five thousand, eight hundred fifty-six".