71604210125 has 16 divisors (see below), whose sum is σ = 102128063232. Its totient is φ = 49100029200.

The previous prime is 71604210107. The next prime is 71604210133. The reversal of 71604210125 is 52101240617.

It is not a de Polignac number, because 71604210125 - 2¹⁰ = 71604209101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40915817 + ... + 40917566.

It is an arithmetic number, because the mean of its divisors is an integer number (6383003952).

Almost surely, 2^71604210125 is an apocalyptic number.

It is an amenable number.

71604210125 is a deficient number, since it is larger than the sum of its proper divisors (30523853107).

71604210125 is an equidigital number, since it uses as much as digits as its factorization.

71604210125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81833405 (or 81833395 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The spelling of 71604210125 in words is "seventy-one billion, six hundred four million, two hundred ten thousand, one hundred twenty-five".