71384303821772 has 48 divisors (see below), whose sum is σ = 125943418228992. Its totient is φ = 35401395902400.

The previous prime is 71384303821771. The next prime is 71384303821843. The reversal of 71384303821772 is 27712830348317.

It is not an unprimeable number, because it can be changed into a prime (71384303821771) 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, 1263343673 + ... + 1263400175.

It is an arithmetic number, because the mean of its divisors is an integer number (2623821213104).

Almost surely, 2^{71384303821772} is an apocalyptic number.

It is an amenable number.

71384303821772 is a deficient number, since it is larger than the sum of its proper divisors (54559114407220).

71384303821772 is a wasteful number, since it uses less digits than its factorization.

71384303821772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60558 (or 60556 counting only the distinct ones).

The product of its (nonzero) digits is 9483264, while the sum is 56.

The spelling of 71384303821772 in words is "seventy-one trillion, three hundred eighty-four billion, three hundred three million, eight hundred twenty-one thousand, seven hundred seventy-two".