9903570164 has 12 divisors (see below), whose sum is σ = 17366549088. Its totient is φ = 4941699000.

The previous prime is 9903570163. The next prime is 9903570181. The reversal of 9903570164 is 4610753099.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9903570163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2519312 + ... + 2523239.

It is an arithmetic number, because the mean of its divisors is an integer number (1447212424).

Almost surely, 2^9903570164 is an apocalyptic number.

It is an amenable number.

9903570164 is a deficient number, since it is larger than the sum of its proper divisors (7462978924).

9903570164 is a wasteful number, since it uses less digits than its factorization.

9903570164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5043046 (or 5043044 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 44.

The square root of 9903570164 is about 99516.6828426269. The cubic root of 9903570164 is about 2147.4872511387.

The spelling of 9903570164 in words is "nine billion, nine hundred three million, five hundred seventy thousand, one hundred sixty-four".