993538471696 has 45 divisors (see below), whose sum is σ = 1935786264789. Its totient is φ = 493996238400.

The previous prime is 993538471621. The next prime is 993538471799. The reversal of 993538471696 is 696174835399.

The square root of 993538471696 is 996764.

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

993538471696 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 911192430096 + 82346041600 = 954564^2 + 286960^2 .

It is a Duffinian number.

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, 841268226 + ... + 841269406.

Almost surely, 2^993538471696 is an apocalyptic number.

993538471696 is the 996764-th square number.

It is an amenable number.

993538471696 is a deficient number, since it is larger than the sum of its proper divisors (942247793093).

993538471696 is an frugal number, since it uses more digits than its factorization.

993538471696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2792 (or 1394 counting only the distinct ones).

The product of its digits is 264539520, while the sum is 70.

The spelling of 993538471696 in words is "nine hundred ninety-three billion, five hundred thirty-eight million, four hundred seventy-one thousand, six hundred ninety-six".