27755550530032 has 40 divisors (see below), whose sum is σ = 58047392854080. Its totient is φ = 12780531882240.

The previous prime is 27755550530023. The next prime is 27755550530051. The reversal of 27755550530032 is 23003505555772.

It is a super-2 number, since 2×27755550530032² (a number of 28 digits) contains 22 as substring.

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, 154713307 + ... + 154892602.

It is an arithmetic number, because the mean of its divisors is an integer number (1451184821352).

Almost surely, 2^{27755550530032} is an apocalyptic number.

It is an amenable number.

27755550530032 is an abundant number, since it is smaller than the sum of its proper divisors (30291842324048).

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

27755550530032 is a wasteful number, since it uses less digits than its factorization.

27755550530032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309606361 (or 309606355 counting only the distinct ones).

The product of its (nonzero) digits is 5512500, while the sum is 49.

The spelling of 27755550530032 in words is "twenty-seven trillion, seven hundred fifty-five billion, five hundred fifty million, five hundred thirty thousand, thirty-two".