1306508436676 has 27 divisors (see below), whose sum is σ = 2340974306223. Its totient is φ = 638014252680.

The previous prime is 1306508436617. The next prime is 1306508436757. The reversal of 1306508436676 is 6766348056031.

The square root of 1306508436676 is 1143026.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian 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 8 ways as a sum of consecutive naturals, for example, 98293591 + ... + 98306881.

Almost surely, 2^{1306508436676} is an apocalyptic number.

1306508436676 is the 1143026-th square number.

It is an amenable number.

1306508436676 is a deficient number, since it is larger than the sum of its proper divisors (1034465869547).

1306508436676 is an frugal number, since it uses more digits than its factorization.

1306508436676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26672 (or 13336 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 55.

The spelling of 1306508436676 in words is "one trillion, three hundred six billion, five hundred eight million, four hundred thirty-six thousand, six hundred seventy-six".