2825683809 has 16 divisors (see below), whose sum is σ = 4058779200. Its totient is φ = 1738287936.

The previous prime is 2825683801. The next prime is 2825683813. The reversal of 2825683809 is 9083865282.

It is not a de Polignac number, because 2825683809 - 2³ = 2825683801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2825683801) 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 15 ways as a sum of consecutive naturals, for example, 121482 + ... + 142860.

It is an arithmetic number, because the mean of its divisors is an integer number (253673700).

Almost surely, 2^2825683809 is an apocalyptic number.

It is an amenable number.

2825683809 is a deficient number, since it is larger than the sum of its proper divisors (1233095391).

2825683809 is a wasteful number, since it uses less digits than its factorization.

2825683809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24784.

The product of its (nonzero) digits is 1658880, while the sum is 51.

The square root of 2825683809 is about 53157.1614084123. The cubic root of 2825683809 is about 1413.7561951821.

The spelling of 2825683809 in words is "two billion, eight hundred twenty-five million, six hundred eighty-three thousand, eight hundred nine".