1306065526016 has 18 divisors (see below), whose sum is σ = 2607029234082. Its totient is φ = 653032762880.

The previous prime is 1306065526013. The next prime is 1306065526037. The reversal of 1306065526016 is 6106255606031.

It can be written as a sum of positive squares in only one way, i.e., 1305772431616 + 293094400 = 1142704^2 + 17120^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1306065526013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2550908975 + ... + 2550909486.

It is an arithmetic number, because the mean of its divisors is an integer number (144834957449).

Almost surely, 2^{1306065526016} is an apocalyptic number.

1306065526016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1306065526016 is a deficient number, since it is larger than the sum of its proper divisors (1300963708066).

1306065526016 is an frugal number, since it uses more digits than its factorization.

1306065526016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5101818477 (or 5101818463 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 41.

The spelling of 1306065526016 in words is "one trillion, three hundred six billion, sixty-five million, five hundred twenty-six thousand, sixteen".