71161680273328 has 10 divisors (see below), whose sum is σ = 137875755529604. Its totient is φ = 35580840136656.

The previous prime is 71161680273319. The next prime is 71161680273329. The reversal of 71161680273328 is 82337208616117.

It is not an unprimeable number, because it can be changed into a prime (71161680273329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2223802508526 + ... + 2223802508557.

Almost surely, 2^{71161680273328} is an apocalyptic number.

It is an amenable number.

71161680273328 is a deficient number, since it is larger than the sum of its proper divisors (66714075256276).

71161680273328 is a wasteful number, since it uses less digits than its factorization.

71161680273328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4447605017091 (or 4447605017085 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 55.

The spelling of 71161680273328 in words is "seventy-one trillion, one hundred sixty-one billion, six hundred eighty million, two hundred seventy-three thousand, three hundred twenty-eight".