10398718368 has 72 divisors (see below), whose sum is σ = 30525296256. Its totient is φ = 3354422400.

The previous prime is 10398718367. The next prime is 10398718387. The reversal of 10398718368 is 86381789301.

10398718368 is a `hidden beast` number, since 10 + 398 + 7 + 183 + 68 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is not an unprimeable number, because it can be changed into a prime (10398718361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 573438 + ... + 591293.

It is an arithmetic number, because the mean of its divisors is an integer number (423962448).

Almost surely, 2^10398718368 is an apocalyptic number.

10398718368 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

10398718368 is an abundant number, since it is smaller than the sum of its proper divisors (20126577888).

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

10398718368 is a wasteful number, since it uses less digits than its factorization.

10398718368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1164778 (or 1164767 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 54.

The spelling of 10398718368 in words is "ten billion, three hundred ninety-eight million, seven hundred eighteen thousand, three hundred sixty-eight".