675542688732 has 18 divisors (see below), whose sum is σ = 1707621796608. Its totient is φ = 225180896232.

The previous prime is 675542688719. The next prime is 675542688761. The reversal of 675542688732 is 237886245576.

675542688732 is a `hidden beast` number, since 6 + 7 + 5 + 542 + 6 + 8 + 87 + 3 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 675542688732.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9382537308 + ... + 9382537379.

Almost surely, 2^675542688732 is an apocalyptic number.

It is an amenable number.

675542688732 is an abundant number, since it is smaller than the sum of its proper divisors (1032079107876).

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

675542688732 is a wasteful number, since it uses less digits than its factorization.

675542688732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18765074697 (or 18765074692 counting only the distinct ones).

The product of its digits is 135475200, while the sum is 63.

The spelling of 675542688732 in words is "six hundred seventy-five billion, five hundred forty-two million, six hundred eighty-eight thousand, seven hundred thirty-two".