1016331261326 has 8 divisors (see below), whose sum is σ = 1524923813064. Its totient is φ = 508023323640.

The previous prime is 1016331261311. The next prime is 1016331261383. The reversal of 1016331261326 is 6231621336101.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 71144585 + ... + 71158868.

It is an arithmetic number, because the mean of its divisors is an integer number (190615476633).

Almost surely, 2^{1016331261326} is an apocalyptic number.

1016331261326 is a deficient number, since it is larger than the sum of its proper divisors (508592551738).

1016331261326 is a wasteful number, since it uses less digits than its factorization.

1016331261326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142307026.

The product of its (nonzero) digits is 23328, while the sum is 35.

Adding to 1016331261326 its reverse (6231621336101), we get a palindrome (7247952597427).

The spelling of 1016331261326 in words is "one trillion, sixteen billion, three hundred thirty-one million, two hundred sixty-one thousand, three hundred twenty-six".