9399962743738 has 12 divisors (see below), whose sum is σ = 16401975808122. Its totient is φ = 4028555461560.

The previous prime is 9399962743729. The next prime is 9399962743753. The reversal of 9399962743738 is 8373472699939.

It can be written as a sum of positive squares in only one way, i.e., 7485384099249 + 1914578644489 = 2735943^2 + 1383683^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 47958993493 + ... + 47958993688.

Almost surely, 2^{9399962743738} is an apocalyptic number.

9399962743738 is a gapful number since it is divisible by the number (98) formed by its first and last digit.

9399962743738 is a deficient number, since it is larger than the sum of its proper divisors (7002013064384).

9399962743738 is a wasteful number, since it uses less digits than its factorization.

9399962743738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95917987197 (or 95917987190 counting only the distinct ones).

The product of its digits is 3333197952, while the sum is 79.

The spelling of 9399962743738 in words is "nine trillion, three hundred ninety-nine billion, nine hundred sixty-two million, seven hundred forty-three thousand, seven hundred thirty-eight".