71442322324416 has 84 divisors (see below), whose sum is σ = 204779730138984. Its totient is φ = 23813733849600.

The previous prime is 71442322324411. The next prime is 71442322324423. The reversal of 71442322324416 is 61442322324417.

71442322324416 is a `hidden beast` number, since 7 + 1 + 4 + 4 + 2 + 3 + 223 + 2 + 4 + 416 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71442322324411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37065151 + ... + 38944961.

It is an arithmetic number, because the mean of its divisors is an integer number (2437853930226).

Almost surely, 2^{71442322324416} is an apocalyptic number.

It is an amenable number.

71442322324416 is an abundant number, since it is smaller than the sum of its proper divisors (133337407814568).

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

71442322324416 is a wasteful number, since it uses less digits than its factorization.

71442322324416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1945810 (or 1945797 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 45.

Subtracting from 71442322324416 its reverse (61442322324417), we obtain a palindrome (9999999999999).

The spelling of 71442322324416 in words is "seventy-one trillion, four hundred forty-two billion, three hundred twenty-two million, three hundred twenty-four thousand, four hundred sixteen".