9800771225 has 24 divisors (see below), whose sum is σ = 14045172480. Its totient is φ = 6645006720.

The previous prime is 9800771213. The next prime is 9800771243. The reversal of 9800771225 is 5221770089.

It is not a de Polignac number, because 9800771225 - 2⁶ = 9800771161 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 299057 + ... + 330206.

It is an arithmetic number, because the mean of its divisors is an integer number (585215520).

Almost surely, 2^9800771225 is an apocalyptic number.

It is an amenable number.

9800771225 is a deficient number, since it is larger than the sum of its proper divisors (4244401255).

9800771225 is a wasteful number, since it uses less digits than its factorization.

9800771225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629369 (or 629364 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 41.

The square root of 9800771225 is about 98998.8445639645. The cubic root of 9800771225 is about 2140.0310957865.

The spelling of 9800771225 in words is "nine billion, eight hundred million, seven hundred seventy-one thousand, two hundred twenty-five".