27750525005000 has 120 divisors (see below), whose sum is σ = 75634906074750. Its totient is φ = 9514465632000.

The previous prime is 27750525004963. The next prime is 27750525005011. The reversal of 27750525005000 is 50052505772.

It can be written as a sum of positive squares in 5 ways, for example, as 1712344976356 + 26038180028644 = 1308566^2 + 5102762^2 .

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 29 ways as a sum of consecutive naturals, for example, 56388725 + ... + 56878724.

Almost surely, 2^{27750525005000} is an apocalyptic number.

27750525005000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27750525005000 is an abundant number, since it is smaller than the sum of its proper divisors (47884381069750).

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

27750525005000 is a wasteful number, since it uses less digits than its factorization.

27750525005000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113267489 (or 113267463 counting only the distinct ones).

The product of its (nonzero) digits is 122500, while the sum is 38.

The spelling of 27750525005000 in words is "twenty-seven trillion, seven hundred fifty billion, five hundred twenty-five million, five thousand".