4957809250 has 16 divisors (see below), whose sum is σ = 9281019384. Its totient is φ = 1983123600.

The previous prime is 4957809217. The next prime is 4957809281. The reversal of 4957809250 is 529087594.

It can be written as a sum of positive squares in 4 ways, for example, as 3146200281 + 1811608969 = 56091^2 + 42563^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4957809194 and 4957809203.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 9915369 + ... + 9915868.

Almost surely, 2^4957809250 is an apocalyptic number.

4957809250 is a deficient number, since it is larger than the sum of its proper divisors (4323210134).

4957809250 is a wasteful number, since it uses less digits than its factorization.

4957809250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19831254 (or 19831244 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 49.

The square root of 4957809250 is about 70411.7124489953. The cubic root of 4957809250 is about 1705.1526767933.

The spelling of 4957809250 in words is "four billion, nine hundred fifty-seven million, eight hundred nine thousand, two hundred fifty".