1322426193726 has 16 divisors (see below), whose sum is σ = 2885293513728. Its totient is φ = 400735210200.

The previous prime is 1322426193691. The next prime is 1322426193733. The reversal of 1322426193726 is 6273916242231.

It is a super-2 number, since 2×1322426193726² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10018380190 + ... + 10018380321.

It is an arithmetic number, because the mean of its divisors is an integer number (180330844608).

Almost surely, 2^{1322426193726} is an apocalyptic number.

1322426193726 is an abundant number, since it is smaller than the sum of its proper divisors (1562867320002).

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

1322426193726 is a wasteful number, since it uses less digits than its factorization.

1322426193726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20036760527.

The product of its digits is 1306368, while the sum is 48.

The spelling of 1322426193726 in words is "one trillion, three hundred twenty-two billion, four hundred twenty-six million, one hundred ninety-three thousand, seven hundred twenty-six".