27200125811 has 4 divisors (see below), whose sum is σ = 28631711400. Its totient is φ = 25768540224.

The previous prime is 27200125789. The next prime is 27200125831. The reversal of 27200125811 is 11852100272.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 27200125811 - 2⁶ = 27200125747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27200125831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 715792766 + ... + 715792803.

It is an arithmetic number, because the mean of its divisors is an integer number (7157927850).

Almost surely, 2^27200125811 is an apocalyptic number.

27200125811 is a deficient number, since it is larger than the sum of its proper divisors (1431585589).

27200125811 is a wasteful number, since it uses less digits than its factorization.

27200125811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1431585588.

The product of its (nonzero) digits is 2240, while the sum is 29.

The spelling of 27200125811 in words is "twenty-seven billion, two hundred million, one hundred twenty-five thousand, eight hundred eleven".