27752525250250 has 16 divisors (see below), whose sum is σ = 51952727268936. Its totient is φ = 11101010100000.

The previous prime is 27752525250211. The next prime is 27752525250301. The reversal of 27752525250250 is 5205252525772.

It can be written as a sum of positive squares in 4 ways, for example, as 4809507777481 + 22943017472769 = 2193059^2 + 4789887^2 .

It is a junction number, because it is equal to n+sod(n) for n = 27752525250194 and 27752525250203.

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, 55505050251 + ... + 55505050750.

Almost surely, 2^{27752525250250} is an apocalyptic number.

27752525250250 is a deficient number, since it is larger than the sum of its proper divisors (24200202018686).

27752525250250 is a wasteful number, since it uses less digits than its factorization.

27752525250250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111010101018 (or 111010101008 counting only the distinct ones).

The product of its (nonzero) digits is 4900000, while the sum is 49.

The spelling of 27752525250250 in words is "twenty-seven trillion, seven hundred fifty-two billion, five hundred twenty-five million, two hundred fifty thousand, two hundred fifty".