973817659684 has 27 divisors (see below), whose sum is σ = 1798664620977. Its totient is φ = 461264286528.

The previous prime is 973817659643. The next prime is 973817659687. The reversal of 973817659684 is 486956718379.

The square root of 973817659684 is 986822.

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

It can be written as a sum of positive squares in only one way, i.e., 158625365284 + 815192294400 = 398278^2 + 902880^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (973817659687) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 37486252 + ... + 37512220.

Almost surely, 2^973817659684 is an apocalyptic number.

973817659684 is the 986822-nd square number.

It is an amenable number.

973817659684 is a deficient number, since it is larger than the sum of its proper divisors (824846961293).

973817659684 is an frugal number, since it uses more digits than its factorization.

973817659684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51980 (or 25990 counting only the distinct ones).

The product of its digits is 548674560, while the sum is 73.

The spelling of 973817659684 in words is "nine hundred seventy-three billion, eight hundred seventeen million, six hundred fifty-nine thousand, six hundred eighty-four".