1306056636426 has 32 divisors (see below), whose sum is σ = 2641645612800. Its totient is φ = 430442148800.

The previous prime is 1306056636419. The next prime is 1306056636509. The reversal of 1306056636426 is 6246366506031.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1063041 + ... + 1934468.

It is an arithmetic number, because the mean of its divisors is an integer number (82551425400).

Almost surely, 2^{1306056636426} is an apocalyptic number.

1306056636426 is an abundant number, since it is smaller than the sum of its proper divisors (1335588976374).

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

1306056636426 is a wasteful number, since it uses less digits than its factorization.

1306056636426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2998334.

The product of its (nonzero) digits is 2799360, while the sum is 48.

The spelling of 1306056636426 in words is "one trillion, three hundred six billion, fifty-six million, six hundred thirty-six thousand, four hundred twenty-six".