1071383529344 has 128 divisors (see below), whose sum is σ = 2194759100160. Its totient is φ = 520805376000.

The previous prime is 1071383529301. The next prime is 1071383529347. The reversal of 1071383529344 is 4439253831701.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×1071383529344² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1071383529292 and 1071383529301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1071383529347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194053304 + ... + 194058824.

It is an arithmetic number, because the mean of its divisors is an integer number (17146555470).

Almost surely, 2^{1071383529344} 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 1071383529344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1097379550080).

1071383529344 is an abundant number, since it is smaller than the sum of its proper divisors (1123375570816).

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

1071383529344 is a wasteful number, since it uses less digits than its factorization.

1071383529344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5900 (or 5888 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 1071383529344 in words is "one trillion, seventy-one billion, three hundred eighty-three million, five hundred twenty-nine thousand, three hundred forty-four".