1326141771752 has 64 divisors (see below), whose sum is σ = 2873668717440. Its totient is φ = 561974112000.

The previous prime is 1326141771749. The next prime is 1326141771809. The reversal of 1326141771752 is 2571771416231.

It is a junction number, because it is equal to n+sod(n) for n = 1326141771697 and 1326141771706.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4126727 + ... + 4436457.

It is an arithmetic number, because the mean of its divisors is an integer number (44901073710).

Almost surely, 2^{1326141771752} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1326141771752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1436834358720).

1326141771752 is an abundant number, since it is smaller than the sum of its proper divisors (1547526945688).

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

1326141771752 is a wasteful number, since it uses less digits than its factorization.

1326141771752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310602 (or 310598 counting only the distinct ones).

The product of its digits is 493920, while the sum is 47.

The spelling of 1326141771752 in words is "one trillion, three hundred twenty-six billion, one hundred forty-one million, seven hundred seventy-one thousand, seven hundred fifty-two".