1392660420326 has 16 divisors (see below), whose sum is σ = 2388094845696. Its totient is φ = 596685220296.

The previous prime is 1392660420323. The next prime is 1392660420353. The reversal of 1392660420326 is 6230240662931.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1392660420323) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 14052656 + ... + 14151411.

It is an arithmetic number, because the mean of its divisors is an integer number (149255927856).

Almost surely, 2^{1392660420326} is an apocalyptic number.

1392660420326 is a deficient number, since it is larger than the sum of its proper divisors (995434425370).

1392660420326 is a wasteful number, since it uses less digits than its factorization.

1392660420326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28207603.

The product of its (nonzero) digits is 559872, while the sum is 44.

The spelling of 1392660420326 in words is "one trillion, three hundred ninety-two billion, six hundred sixty million, four hundred twenty thousand, three hundred twenty-six".