5309898972768 has 72 divisors (see below), whose sum is σ = 16261565615568. Its totient is φ = 1633815067392.

The previous prime is 5309898972761. The next prime is 5309898972769. The reversal of 5309898972768 is 8672798989035.

5309898972768 is a `hidden beast` number, since 530 + 9 + 8 + 9 + 8 + 9 + 7 + 2 + 76 + 8 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5309898972761) 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, 709117380 + ... + 709124867.

It is an arithmetic number, because the mean of its divisors is an integer number (225855077994).

Almost surely, 2^{5309898972768} is an apocalyptic number.

It is an amenable number.

5309898972768 is an abundant number, since it is smaller than the sum of its proper divisors (10951666642800).

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

5309898972768 is a wasteful number, since it uses less digits than its factorization.

5309898972768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1418242276 (or 1418242265 counting only the distinct ones).

The product of its (nonzero) digits is 3292047360, while the sum is 81.

The spelling of 5309898972768 in words is "five trillion, three hundred nine billion, eight hundred ninety-eight million, nine hundred seventy-two thousand, seven hundred sixty-eight".