8268396573 has 16 divisors (see below), whose sum is σ = 12287401920. Its totient is φ = 4914959616.

The previous prime is 8268396571. The next prime is 8268396581. The reversal of 8268396573 is 3756938628.

It is not a de Polignac number, because 8268396573 - 2¹ = 8268396571 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8268396571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4265490 + ... + 4267427.

It is an arithmetic number, because the mean of its divisors is an integer number (767962620).

Almost surely, 2^8268396573 is an apocalyptic number.

It is an amenable number.

8268396573 is a deficient number, since it is larger than the sum of its proper divisors (4019005347).

8268396573 is a wasteful number, since it uses less digits than its factorization.

8268396573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8532956.

The product of its digits is 13063680, while the sum is 57.

The square root of 8268396573 is about 90930.7240320894. The cubic root of 8268396573 is about 2022.1208138484.

The spelling of 8268396573 in words is "eight billion, two hundred sixty-eight million, three hundred ninety-six thousand, five hundred seventy-three".