2439776625 has 64 divisors (see below), whose sum is σ = 4769646336. Its totient is φ = 1091904000.

The previous prime is 2439776609. The next prime is 2439776629. The reversal of 2439776625 is 5266779342.

It is not a de Polignac number, because 2439776625 - 2⁴ = 2439776609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2439776629) 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 63 ways as a sum of consecutive naturals, for example, 30877 + ... + 76373.

It is an arithmetic number, because the mean of its divisors is an integer number (74525724).

Almost surely, 2^2439776625 is an apocalyptic number.

2439776625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2439776625 is a deficient number, since it is larger than the sum of its proper divisors (2329869711).

2439776625 is a wasteful number, since it uses less digits than its factorization.

2439776625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45539 (or 45529 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 51.

The square root of 2439776625 is about 49394.0950418165. The cubic root of 2439776625 is about 1346.2220160245. Note that the first 3 decimals are identical.

The spelling of 2439776625 in words is "two billion, four hundred thirty-nine million, seven hundred seventy-six thousand, six hundred twenty-five".