71822822822817 has 16 divisors (see below), whose sum is σ = 109011715273728. Its totient is φ = 41636419027280.

The previous prime is 71822822822813. The next prime is 71822822822831.

71822822822817 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 71822822822817 - 2² = 71822822822813 is a prime.

It is not an unprimeable number, because it can be changed into a prime (71822822822813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47314111773 + ... + 47314113290.

It is an arithmetic number, because the mean of its divisors is an integer number (6813232204608).

Almost surely, 2^{71822822822817} is an apocalyptic number.

It is an amenable number.

71822822822817 is a deficient number, since it is larger than the sum of its proper divisors (37188892450911).

71822822822817 is a wasteful number, since it uses less digits than its factorization.

71822822822817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94628225100.

The product of its digits is 12845056, while the sum is 60.

The spelling of 71822822822817 in words is "seventy-one trillion, eight hundred twenty-two billion, eight hundred twenty-two million, eight hundred twenty-two thousand, eight hundred seventeen".