9943099356 has 24 divisors (see below), whose sum is σ = 23546844160. Its totient is φ = 3264898032.

The previous prime is 9943099333. The next prime is 9943099381. The reversal of 9943099356 is 6539903499.

It is a super-2 number, since 2×9943099356² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9943099296 and 9943099305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6182716 + ... + 6184323.

Almost surely, 2^9943099356 is an apocalyptic number.

It is an amenable number.

9943099356 is an abundant number, since it is smaller than the sum of its proper divisors (13603744804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9943099356 is a wasteful number, since it uses less digits than its factorization.

9943099356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12367113 (or 12367111 counting only the distinct ones).

The product of its (nonzero) digits is 7085880, while the sum is 57.

The square root of 9943099356 is about 99715.0909140638. The cubic root of 9943099356 is about 2150.3406243086.

The spelling of 9943099356 in words is "nine billion, nine hundred forty-three million, ninety-nine thousand, three hundred fifty-six".