71312832104 has 16 divisors (see below), whose sum is σ = 138322304100. Its totient is φ = 34426884352.

The previous prime is 71312832067. The next prime is 71312832113. The reversal of 71312832104 is 40123821317.

It can be written as a sum of positive squares in 2 ways, for example, as 71287932004 + 24900100 = 266998^2 + 4990^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153691217 + ... + 153691680.

Almost surely, 2^71312832104 is an apocalyptic number.

It is an amenable number.

71312832104 is a deficient number, since it is larger than the sum of its proper divisors (67009471996).

71312832104 is a wasteful number, since it uses less digits than its factorization.

71312832104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307382932 (or 307382928 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The spelling of 71312832104 in words is "seventy-one billion, three hundred twelve million, eight hundred thirty-two thousand, one hundred four".