802069336445 has 18 divisors (see below), whose sum is σ = 1042249369518. Its totient is φ = 592278131328.

The previous prime is 802069336433. The next prime is 802069336477. The reversal of 802069336445 is 544633960208.

It can be written as a sum of positive squares in 9 ways, for example, as 164736950884 + 637332385561 = 405878^2 + 798331^2 .

It is not a de Polignac number, because 802069336445 - 2¹⁰ = 802069335421 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 802069336393 and 802069336402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 26018201 + ... + 26049009.

It is an arithmetic number, because the mean of its divisors is an integer number (57902742751).

Almost surely, 2^802069336445 is an apocalyptic number.

It is an amenable number.

802069336445 is a deficient number, since it is larger than the sum of its proper divisors (240180033073).

802069336445 is an frugal number, since it uses more digits than its factorization.

802069336445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61649 (or 30827 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 50.

The spelling of 802069336445 in words is "eight hundred two billion, sixty-nine million, three hundred thirty-six thousand, four hundred forty-five".