71383615043328 has 324 divisors, whose sum is σ = 239782820757480. Its totient is φ = 20364348469248.

The previous prime is 71383615043311. The next prime is 71383615043329. The reversal of 71383615043328 is 82334051638317.

71383615043328 is a `hidden beast` number, since 7 + 1 + 3 + 8 + 36 + 150 + 433 + 28 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71383615043329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 73918726 + ... + 74878202.

Almost surely, 2^{71383615043328} 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 71383615043328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119891410378740).

71383615043328 is an abundant number, since it is smaller than the sum of its proper divisors (168399205714152).

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

71383615043328 is a wasteful number, since it uses less digits than its factorization.

71383615043328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960172 (or 960148 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 54.

The spelling of 71383615043328 in words is "seventy-one trillion, three hundred eighty-three billion, six hundred fifteen million, forty-three thousand, three hundred twenty-eight".