9913343950 has 12 divisors (see below), whose sum is σ = 18438819840. Its totient is φ = 3965337560.

The previous prime is 9913343929. The next prime is 9913343989. The reversal of 9913343950 is 593433199.

It is a self number, because there is not a number n which added to its sum of digits gives 9913343950.

It is a congruent number.

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, 99133390 + ... + 99133489.

It is an arithmetic number, because the mean of its divisors is an integer number (1536568320).

Almost surely, 2^9913343950 is an apocalyptic number.

9913343950 is a deficient number, since it is larger than the sum of its proper divisors (8525475890).

9913343950 is a wasteful number, since it uses less digits than its factorization.

9913343950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198266891 (or 198266886 counting only the distinct ones).

The product of its (nonzero) digits is 393660, while the sum is 46.

The square root of 9913343950 is about 99565.7770019398. Note that the first 3 decimals coincide. The cubic root of 9913343950 is about 2148.1934671663.

The spelling of 9913343950 in words is "nine billion, nine hundred thirteen million, three hundred forty-three thousand, nine hundred fifty".