1213836830326 has 16 divisors (see below), whose sum is σ = 1901851363584. Its totient is φ = 579940066024.

The previous prime is 1213836830207. The next prime is 1213836830359. The reversal of 1213836830326 is 6230386383121.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13376836 + ... + 13467271.

It is an arithmetic number, because the mean of its divisors is an integer number (118865710224).

Almost surely, 2^{1213836830326} is an apocalyptic number.

1213836830326 is a deficient number, since it is larger than the sum of its proper divisors (688014533258).

1213836830326 is a wasteful number, since it uses less digits than its factorization.

1213836830326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26845115.

The product of its (nonzero) digits is 746496, while the sum is 46.

The spelling of 1213836830326 in words is "one trillion, two hundred thirteen billion, eight hundred thirty-six million, eight hundred thirty thousand, three hundred twenty-six".