71345576256 has 56 divisors (see below), whose sum is σ = 189312682080. Its totient is φ = 23713300992.

The previous prime is 71345576243. The next prime is 71345576329. The reversal of 71345576256 is 65267554317.

It is a junction number, because it is equal to n+sod(n) for n = 71345576199 and 71345576208.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 468811 + ... + 602058.

Almost surely, 2^71345576256 is an apocalyptic number.

It is an amenable number.

71345576256 is an abundant number, since it is smaller than the sum of its proper divisors (117967105824).

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

71345576256 is a wasteful number, since it uses less digits than its factorization.

71345576256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071231 (or 1071221 counting only the distinct ones).

The product of its digits is 5292000, while the sum is 51.

The spelling of 71345576256 in words is "seventy-one billion, three hundred forty-five million, five hundred seventy-six thousand, two hundred fifty-six".