9398764782265 has 32 divisors (see below), whose sum is σ = 11823143616000. Its totient is φ = 7159018352640.

The previous prime is 9398764782257. The next prime is 9398764782283. The reversal of 9398764782265 is 5622874678939.

It is not a de Polignac number, because 9398764782265 - 2³ = 9398764782257 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9398764782191 and 9398764782200.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21522156 + ... + 21954514.

It is an arithmetic number, because the mean of its divisors is an integer number (369473238000).

Almost surely, 2^{9398764782265} is an apocalyptic number.

It is an amenable number.

9398764782265 is a deficient number, since it is larger than the sum of its proper divisors (2424378833735).

9398764782265 is a wasteful number, since it uses less digits than its factorization.

9398764782265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433257.

The product of its digits is 2194698240, while the sum is 76.

The spelling of 9398764782265 in words is "nine trillion, three hundred ninety-eight billion, seven hundred sixty-four million, seven hundred eighty-two thousand, two hundred sixty-five".