27550525025250 has 64 divisors (see below), whose sum is σ = 76406789422080. Its totient is φ = 7346806671600.

The previous prime is 27550525025249. The next prime is 27550525025291. The reversal of 27550525025250 is 5252052505572.

27550525025250 is a `hidden beast` number, since 2 + 7 + 5 + 50 + 525 + 0 + 25 + 2 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 27550525025196 and 27550525025205.

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 31 ways as a sum of consecutive naturals, for example, 2040772882 + ... + 2040786381.

It is an arithmetic number, because the mean of its divisors is an integer number (1193856084720).

Almost surely, 2^{27550525025250} is an apocalyptic number.

27550525025250 is an abundant number, since it is smaller than the sum of its proper divisors (48856264396830).

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

27550525025250 is a wasteful number, since it uses less digits than its factorization.

27550525025250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4081559289 (or 4081559273 counting only the distinct ones).

The product of its (nonzero) digits is 1750000, while the sum is 45.

The spelling of 27550525025250 in words is "twenty-seven trillion, five hundred fifty billion, five hundred twenty-five million, twenty-five thousand, two hundred fifty".