27521141317 has 8 divisors (see below), whose sum is σ = 28575210240. Its totient is φ = 26474076720.

The previous prime is 27521141293. The next prime is 27521141369. The reversal of 27521141317 is 71314112572.

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

It is a de Polignac number, because none of the positive numbers 2^k-27521141317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27521141117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1743073 + ... + 1758790.

It is an arithmetic number, because the mean of its divisors is an integer number (3571901280).

Almost surely, 2^27521141317 is an apocalyptic number.

It is an amenable number.

27521141317 is a deficient number, since it is larger than the sum of its proper divisors (1054068923).

27521141317 is a wasteful number, since it uses less digits than its factorization.

27521141317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3502163.

The product of its digits is 11760, while the sum is 34.

Adding to 27521141317 its reverse (71314112572), we get a palindrome (98835253889).

The spelling of 27521141317 in words is "twenty-seven billion, five hundred twenty-one million, one hundred forty-one thousand, three hundred seventeen".