27471144650107 has 4 divisors (see below), whose sum is σ = 27499553280496. Its totient is φ = 27442736019720.

The previous prime is 27471144650101. The next prime is 27471144650119. The reversal of 27471144650107 is 70105644117472.

It is a happy number.

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 27471144650107 - 2¹⁵ = 27471144617339 is a prime.

It is a super-2 number, since 2×27471144650107² (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 (27471144650101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14204313744 + ... + 14204315677.

It is an arithmetic number, because the mean of its divisors is an integer number (6874888320124).

Almost surely, 2^{27471144650107} is an apocalyptic number.

27471144650107 is a deficient number, since it is larger than the sum of its proper divisors (28408630389).

27471144650107 is an equidigital number, since it uses as much as digits as its factorization.

27471144650107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28408630388.

The product of its (nonzero) digits is 1317120, while the sum is 49.

Adding to 27471144650107 its reverse (70105644117472), we get a palindrome (97576788767579).

The spelling of 27471144650107 in words is "twenty-seven trillion, four hundred seventy-one billion, one hundred forty-four million, six hundred fifty thousand, one hundred seven".