71064125016 has 64 divisors (see below), whose sum is σ = 191194771680. Its totient is φ = 21929134080.

The previous prime is 71064124939. The next prime is 71064125021. The reversal of 71064125016 is 61052146017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1402791 + ... + 1452566.

Almost surely, 2^71064125016 is an apocalyptic number.

It is an amenable number.

71064125016 is an abundant number, since it is smaller than the sum of its proper divisors (120130646664).

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

71064125016 is a wasteful number, since it uses less digits than its factorization.

71064125016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2855444 (or 2855440 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The spelling of 71064125016 in words is "seventy-one billion, sixty-four million, one hundred twenty-five thousand, sixteen".