1316041203426 has 64 divisors (see below), whose sum is σ = 2795708805120. Its totient is φ = 412339677120.

The previous prime is 1316041203409. The next prime is 1316041203473. The reversal of 1316041203426 is 6243021406131.

It is a happy number.

It is a super-2 number, since 2×1316041203426² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 972016 + ... + 1891268.

It is an arithmetic number, because the mean of its divisors is an integer number (43682950080).

Almost surely, 2^{1316041203426} is an apocalyptic number.

1316041203426 is an abundant number, since it is smaller than the sum of its proper divisors (1479667601694).

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

1316041203426 is a wasteful number, since it uses less digits than its factorization.

1316041203426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 919511.

The product of its (nonzero) digits is 20736, while the sum is 33.

Adding to 1316041203426 its reverse (6243021406131), we get a palindrome (7559062609557).

The spelling of 1316041203426 in words is "one trillion, three hundred sixteen billion, forty-one million, two hundred three thousand, four hundred twenty-six".