2485864825 has 6 divisors (see below), whose sum is σ = 3082472414. Its totient is φ = 1988691840.

The previous prime is 2485864813. The next prime is 2485864879. The reversal of 2485864825 is 5284685842.

It can be written as a sum of positive squares in 3 ways, for example, as 540702009 + 1945162816 = 23253^2 + 44104^2 .

It is not a de Polignac number, because 2485864825 - 2⁷ = 2485864697 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49717272 + ... + 49717321.

Almost surely, 2^2485864825 is an apocalyptic number.

2485864825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2485864825 is a deficient number, since it is larger than the sum of its proper divisors (596607589).

2485864825 is an equidigital number, since it uses as much as digits as its factorization.

2485864825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99434603 (or 99434598 counting only the distinct ones).

The product of its digits is 4915200, while the sum is 52.

The square root of 2485864825 is about 49858.4478799732. The cubic root of 2485864825 is about 1354.6460543459.

The spelling of 2485864825 in words is "two billion, four hundred eighty-five million, eight hundred sixty-four thousand, eight hundred twenty-five".