2485775842 has 24 divisors (see below), whose sum is σ = 4139067996. Its totient is φ = 1118700000.

The previous prime is 2485775821. The next prime is 2485775849.

2485775842 is nontrivially palindromic in base 10.

2485775842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2462243641 + 23532201 = 49621^2 + 4851^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2485775842.

It is not an unprimeable number, because it can be changed into a prime (2485775849) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26409 + ... + 75292.

Almost surely, 2^2485775842 is an apocalyptic number.

2485775842 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2485775842 is a deficient number, since it is larger than the sum of its proper divisors (1653292154).

2485775842 is a wasteful number, since it uses less digits than its factorization.

2485775842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101826 (or 101815 counting only the distinct ones).

The product of its digits is 5017600, while the sum is 52.

The square root of 2485775842 is about 49857.5555156889. Note that the first 4 decimals coincide. The cubic root of 2485775842 is about 1354.6298907011.

The spelling of 2485775842 in words is "two billion, four hundred eighty-five million, seven hundred seventy-five thousand, eight hundred forty-two".