9813457536 has 64 divisors (see below), whose sum is σ = 27600367680. Its totient is φ = 3078729728.

The previous prime is 9813457529. The next prime is 9813457559. The reversal of 9813457536 is 6357543189.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (51).

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, 745116 + ... + 758171.

It is an arithmetic number, because the mean of its divisors is an integer number (431255745).

Almost surely, 2^9813457536 is an apocalyptic number.

9813457536 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

9813457536 is an abundant number, since it is smaller than the sum of its proper divisors (17786910144).

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

9813457536 is a wasteful number, since it uses less digits than its factorization.

9813457536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1503321 (or 1503309 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 51.

The square root of 9813457536 is about 99062.8968686057. The cubic root of 9813457536 is about 2140.9540637760.

The spelling of 9813457536 in words is "nine billion, eight hundred thirteen million, four hundred fifty-seven thousand, five hundred thirty-six".