71167171948 has 12 divisors (see below), whose sum is σ = 128837121840. Its totient is φ = 34356565712.

The previous prime is 71167171931. The next prime is 71167171967. The reversal of 71167171948 is 84917176117.

It is a super-2 number, since 2×71167171948² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 71167171895 and 71167171904.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306754936 + ... + 306755167.

It is an arithmetic number, because the mean of its divisors is an integer number (10736426820).

Almost surely, 2^71167171948 is an apocalyptic number.

It is an amenable number.

71167171948 is a deficient number, since it is larger than the sum of its proper divisors (57669949892).

71167171948 is a wasteful number, since it uses less digits than its factorization.

71167171948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613510136 (or 613510134 counting only the distinct ones).

The product of its digits is 592704, while the sum is 52.

The spelling of 71167171948 in words is "seventy-one billion, one hundred sixty-seven million, one hundred seventy-one thousand, nine hundred forty-eight".