9695389538 has 4 divisors (see below), whose sum is σ = 14543084310. Its totient is φ = 4847694768.

The previous prime is 9695389523. The next prime is 9695389549. The reversal of 9695389538 is 8359835969.

9695389538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8359835969 = 17 ⋅491755057.

It can be written as a sum of positive squares in only one way, i.e., 9636759889 + 58629649 = 98167^2 + 7657^2 .

It is a Curzon number.

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 as a sum of consecutive naturals, namely, 2423847383 + ... + 2423847386.

Almost surely, 2^9695389538 is an apocalyptic number.

9695389538 is a deficient number, since it is larger than the sum of its proper divisors (4847694772).

9695389538 is a wasteful number, since it uses less digits than its factorization.

9695389538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4847694771.

The product of its digits is 62985600, while the sum is 65.

The square root of 9695389538 is about 98465.1691614857. The cubic root of 9695389538 is about 2132.3332919344. Note that the first 3 decimals are identical.

The spelling of 9695389538 in words is "nine billion, six hundred ninety-five million, three hundred eighty-nine thousand, five hundred thirty-eight".