534568779232128 has 64 divisors (see below), whose sum is σ = 1577720355382800. Its totient is φ = 178189593076224.

The previous prime is 534568779232123. The next prime is 534568779232157. The reversal of 534568779232128 is 821232977865435.

It is a happy number.

534568779232128 is a `hidden beast` number, since 5 + 3 + 4 + 568 + 7 + 7 + 9 + 2 + 32 + 1 + 28 = 666.

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

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534568779232123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77339229651 + ... + 77339236562.

Almost surely, 2^{534568779232128} is an apocalyptic number.

It is an amenable number.

534568779232128 is an abundant number, since it is smaller than the sum of its proper divisors (1043151576150672).

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

534568779232128 is a wasteful number, since it uses less digits than its factorization.

534568779232128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154678466236 (or 154678466218 counting only the distinct ones).

The product of its digits is 1219276800, while the sum is 72.

The spelling of 534568779232128 in words is "five hundred thirty-four trillion, five hundred sixty-eight billion, seven hundred seventy-nine million, two hundred thirty-two thousand, one hundred twenty-eight".