9164489500 has 24 divisors (see below), whose sum is σ = 20015246160. Its totient is φ = 3665795600.

The previous prime is 9164489497. The next prime is 9164489527. The reversal of 9164489500 is 59844619.

It is a happy number.

It is a super-2 number, since 2×9164489500² (a number of 21 digits) contains 22 as substring.

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, 9163990 + ... + 9164989.

It is an arithmetic number, because the mean of its divisors is an integer number (833968590).

Almost surely, 2^9164489500 is an apocalyptic number.

It is an amenable number.

9164489500 is an abundant number, since it is smaller than the sum of its proper divisors (10850756660).

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

9164489500 is a wasteful number, since it uses less digits than its factorization.

9164489500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18328998 (or 18328986 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 46.

The square root of 9164489500 is about 95731.3402183423. The cubic root of 9164489500 is about 2092.6796896849.

The spelling of 9164489500 in words is "nine billion, one hundred sixty-four million, four hundred eighty-nine thousand, five hundred".