8473245661456 has 45 divisors (see below), whose sum is σ = 16485530445111. Its totient is φ = 4218988695456.

The previous prime is 8473245661429. The next prime is 8473245661471. The reversal of 8473245661456 is 6541665423748.

The square root of 8473245661456 is 2910884.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8473245661394 and 8473245661403.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3062248585 + ... + 3062251351.

Almost surely, 2^{8473245661456} is an apocalyptic number.

8473245661456 is the 2910884-th square number.

It is an amenable number.

8473245661456 is a deficient number, since it is larger than the sum of its proper divisors (8012284783655).

8473245661456 is an frugal number, since it uses more digits than its factorization.

8473245661456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6068 (or 3032 counting only the distinct ones).

The product of its digits is 116121600, while the sum is 61.

The spelling of 8473245661456 in words is "eight trillion, four hundred seventy-three billion, two hundred forty-five million, six hundred sixty-one thousand, four hundred fifty-six".