71083184545 has 16 divisors (see below), whose sum is σ = 87327092160. Its totient is φ = 55516353984.

The previous prime is 71083184539. The next prime is 71083184567. The reversal of 71083184545 is 54548138017.

It is a cyclic number.

It is not a de Polignac number, because 71083184545 - 2²⁹ = 70546313633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 71083184495 and 71083184504.

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, 354762 + ... + 517708.

It is an arithmetic number, because the mean of its divisors is an integer number (5457943260).

Almost surely, 2^71083184545 is an apocalyptic number.

It is an amenable number.

71083184545 is a deficient number, since it is larger than the sum of its proper divisors (16243907615).

71083184545 is a wasteful number, since it uses less digits than its factorization.

71083184545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165024.

The product of its (nonzero) digits is 537600, while the sum is 46.

The spelling of 71083184545 in words is "seventy-one billion, eighty-three million, one hundred eighty-four thousand, five hundred forty-five".