27765025015241 has 8 divisors (see below), whose sum is σ = 28672974921864. Its totient is φ = 26865366888960.

The previous prime is 27765025015237. The next prime is 27765025015307. The reversal of 27765025015241 is 14251052056772.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2525413614025 + 25239611401216 = 1589155^2 + 5023904^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27765025015241 - 2² = 27765025015237 is a prime.

It is a super-2 number, since 2×27765025015241² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27765025014241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2072938280 + ... + 2072951673.

It is an arithmetic number, because the mean of its divisors is an integer number (3584121865233).

Almost surely, 2^{27765025015241} is an apocalyptic number.

It is an amenable number.

27765025015241 is a deficient number, since it is larger than the sum of its proper divisors (907949906623).

27765025015241 is a wasteful number, since it uses less digits than its factorization.

27765025015241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4145890171.

The product of its (nonzero) digits is 1176000, while the sum is 47.

The spelling of 27765025015241 in words is "twenty-seven trillion, seven hundred sixty-five billion, twenty-five million, fifteen thousand, two hundred forty-one".