845371173548 has 12 divisors (see below), whose sum is σ = 1613890422312. Its totient is φ = 384259624320.

The previous prime is 845371173539. The next prime is 845371173571.

845371173548 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 845371173493 and 845371173502.

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, 9606490565 + ... + 9606490652.

It is an arithmetic number, because the mean of its divisors is an integer number (134490868526).

Almost surely, 2^845371173548 is an apocalyptic number.

It is an amenable number.

845371173548 is a deficient number, since it is larger than the sum of its proper divisors (768519248764).

845371173548 is a wasteful number, since it uses less digits than its factorization.

845371173548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19212981232 (or 19212981230 counting only the distinct ones).

The product of its digits is 11289600, while the sum is 56.

The spelling of 845371173548 in words is "eight hundred forty-five billion, three hundred seventy-one million, one hundred seventy-three thousand, five hundred forty-eight".