71054068079744 has 64 divisors (see below), whose sum is σ = 142253704648440. Its totient is φ = 35351548993536.

The previous prime is 71054068079741. The next prime is 71054068079849. The reversal of 71054068079744 is 44797086045017.

It can be written as a sum of positive squares in 4 ways, for example, as 47644340590144 + 23409727489600 = 6902488^2 + 4838360^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (71054068079741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23039444 + ... + 25940780.

Almost surely, 2^{71054068079744} is an apocalyptic number.

It is an amenable number.

71054068079744 is an abundant number, since it is smaller than the sum of its proper divisors (71199636568696).

71054068079744 is a wasteful number, since it uses less digits than its factorization.

71054068079744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2902297 (or 2902285 counting only the distinct ones).

The product of its (nonzero) digits is 47416320, while the sum is 62.

The spelling of 71054068079744 in words is "seventy-one trillion, fifty-four billion, sixty-eight million, seventy-nine thousand, seven hundred forty-four".