8266402443 has 16 divisors (see below), whose sum is σ = 11872560896. Its totient is φ = 5085793440.

The previous prime is 8266402393. The next prime is 8266402451. The reversal of 8266402443 is 3442046628.

It is not a de Polignac number, because 8266402443 - 2⁹ = 8266401931 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8266402453) 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, 154908 + ... + 201318.

It is an arithmetic number, because the mean of its divisors is an integer number (742035056).

Almost surely, 2^8266402443 is an apocalyptic number.

8266402443 is a deficient number, since it is larger than the sum of its proper divisors (3606158453).

8266402443 is a wasteful number, since it uses less digits than its factorization.

8266402443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50994.

The product of its (nonzero) digits is 221184, while the sum is 39.

The square root of 8266402443 is about 90919.7582651868. The cubic root of 8266402443 is about 2021.9582391600.

The spelling of 8266402443 in words is "eight billion, two hundred sixty-six million, four hundred two thousand, four hundred forty-three".