71676076816 has 10 divisors (see below), whose sum is σ = 138872398862. Its totient is φ = 35838038400.

The previous prime is 71676076811. The next prime is 71676076837. The reversal of 71676076816 is 61867067617.

It can be written as a sum of positive squares in only one way, i.e., 41288614416 + 30387462400 = 203196^2 + 174320^2 .

It is not an unprimeable number, because it can be changed into a prime (71676076811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2239877385 + ... + 2239877416.

Almost surely, 2^71676076816 is an apocalyptic number.

It is an amenable number.

71676076816 is a deficient number, since it is larger than the sum of its proper divisors (67196322046).

71676076816 is a wasteful number, since it uses less digits than its factorization.

71676076816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4479754809 (or 4479754803 counting only the distinct ones).

The product of its (nonzero) digits is 3556224, while the sum is 55.

The spelling of 71676076816 in words is "seventy-one billion, six hundred seventy-six million, seventy-six thousand, eight hundred sixteen".