9718851352 has 32 divisors (see below), whose sum is σ = 21167529120. Its totient is φ = 4096938240.

The previous prime is 9718851349. The next prime is 9718851379. The reversal of 9718851352 is 2531588179.

It is a junction number, because it is equal to n+sod(n) for n = 9718851296 and 9718851305.

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, 1419133 + ... + 1425964.

It is an arithmetic number, because the mean of its divisors is an integer number (661485285).

Almost surely, 2^9718851352 is an apocalyptic number.

It is an amenable number.

9718851352 is an abundant number, since it is smaller than the sum of its proper divisors (11448677768).

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

9718851352 is a wasteful number, since it uses less digits than its factorization.

9718851352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2845171 (or 2845167 counting only the distinct ones).

The product of its digits is 604800, while the sum is 49.

The square root of 9718851352 is about 98584.2348045569. The cubic root of 9718851352 is about 2134.0519131605.

The spelling of 9718851352 in words is "nine billion, seven hundred eighteen million, eight hundred fifty-one thousand, three hundred fifty-two".