1302845066613 has 6 divisors (see below), whose sum is σ = 1881887318454. Its totient is φ = 868563377736.

The previous prime is 1302845066531. The next prime is 1302845066623. The reversal of 1302845066613 is 3166605482031.

It can be written as a sum of positive squares in only one way, i.e., 1151086514769 + 151758551844 = 1072887^2 + 389562^2 .

It is not a de Polignac number, because 1302845066613 - 2¹⁴ = 1302845050229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1302845066623) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72380281470 + ... + 72380281487.

It is an arithmetic number, because the mean of its divisors is an integer number (313647886409).

Almost surely, 2^{1302845066613} is an apocalyptic number.

It is an amenable number.

1302845066613 is a deficient number, since it is larger than the sum of its proper divisors (579042251841).

1302845066613 is a wasteful number, since it uses less digits than its factorization.

1302845066613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144760562963 (or 144760562960 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 1302845066613 in words is "one trillion, three hundred two billion, eight hundred forty-five million, sixty-six thousand, six hundred thirteen".