9953948930 has 16 divisors (see below), whose sum is σ = 17919442944. Its totient is φ = 3981060720.

The previous prime is 9953948929. The next prime is 9953949029. The reversal of 9953948930 is 398493599.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 9953948930.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21149 + ... + 142671.

It is an arithmetic number, because the mean of its divisors is an integer number (1119965184).

Almost surely, 2^9953948930 is an apocalyptic number.

9953948930 is a deficient number, since it is larger than the sum of its proper divisors (7965494014).

9953948930 is a wasteful number, since it uses less digits than its factorization.

9953948930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129721.

The product of its (nonzero) digits is 9447840, while the sum is 59.

The square root of 9953948930 is about 99769.4789502281. The cubic root of 9953948930 is about 2151.1224663445.

The spelling of 9953948930 in words is "nine billion, nine hundred fifty-three million, nine hundred forty-eight thousand, nine hundred thirty".