71347054213672 has 32 divisors (see below), whose sum is σ = 137039258260800. Its totient is φ = 34803261014400.

The previous prime is 71347054213577. The next prime is 71347054213679. The reversal of 71347054213672 is 27631245074317.

It is not an unprimeable number, because it can be changed into a prime (71347054213679) 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, 80865547 + ... + 81743077.

It is an arithmetic number, because the mean of its divisors is an integer number (4282476820650).

Almost surely, 2^{71347054213672} is an apocalyptic number.

It is an amenable number.

71347054213672 is a deficient number, since it is larger than the sum of its proper divisors (65692204047128).

71347054213672 is a wasteful number, since it uses less digits than its factorization.

71347054213672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125457 (or 1125453 counting only the distinct ones).

The product of its (nonzero) digits is 5927040, while the sum is 52.

Adding to 71347054213672 its reverse (27631245074317), we get a palindrome (98978299287989).

The spelling of 71347054213672 in words is "seventy-one trillion, three hundred forty-seven billion, fifty-four million, two hundred thirteen thousand, six hundred seventy-two".