11671323353152 has 56 divisors (see below), whose sum is σ = 23493285541656. Its totient is φ = 5751862530048.

The previous prime is 11671323353087. The next prime is 11671323353161. The reversal of 11671323353152 is 25135332317611.

It can be written as a sum of positive squares in 4 ways, for example, as 1777379577856 + 9893943775296 = 1333184^2 + 3145464^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11671323353099 and 11671323353108.

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, 6138678 + ... + 7811914.

It is an arithmetic number, because the mean of its divisors is an integer number (419522956101).

Almost surely, 2^{11671323353152} 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 11671323353152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11746642770828).

11671323353152 is an abundant number, since it is smaller than the sum of its proper divisors (11821962188504).

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

11671323353152 is a wasteful number, since it uses less digits than its factorization.

11671323353152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1674815 (or 1674805 counting only the distinct ones).

The product of its digits is 340200, while the sum is 43.

The spelling of 11671323353152 in words is "eleven trillion, six hundred seventy-one billion, three hundred twenty-three million, three hundred fifty-three thousand, one hundred fifty-two".