802286815073 has 2 divisors, whose sum is σ = 802286815074. Its totient is φ = 802286815072.

The previous prime is 802286814997. The next prime is 802286815091. The reversal of 802286815073 is 370518682208.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 785054477089 + 17232337984 = 886033^2 + 131272^2 .

It is a cyclic number.

It is not a de Polignac number, because 802286815073 - 2¹² = 802286810977 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (802286815573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401143407536 + 401143407537.

It is an arithmetic number, because the mean of its divisors is an integer number (401143407537).

Almost surely, 2^802286815073 is an apocalyptic number.

It is an amenable number.

802286815073 is a deficient number, since it is larger than the sum of its proper divisors (1).

802286815073 is an equidigital number, since it uses as much as digits as its factorization.

802286815073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1290240, while the sum is 50.

The spelling of 802286815073 in words is "eight hundred two billion, two hundred eighty-six million, eight hundred fifteen thousand, seventy-three".