1306230387726 has 32 divisors (see below), whose sum is σ = 2850001347456. Its totient is φ = 395821260000.

The previous prime is 1306230387607. The next prime is 1306230387739. The reversal of 1306230387726 is 6277830326031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5995401 + ... + 6209451.

It is an arithmetic number, because the mean of its divisors is an integer number (89062542108).

Almost surely, 2^{1306230387726} is an apocalyptic number.

1306230387726 is an abundant number, since it is smaller than the sum of its proper divisors (1543770959730).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1306230387726 is a wasteful number, since it uses less digits than its factorization.

1306230387726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306528.

The product of its (nonzero) digits is 1524096, while the sum is 48.

The spelling of 1306230387726 in words is "one trillion, three hundred six billion, two hundred thirty million, three hundred eighty-seven thousand, seven hundred twenty-six".