27240123664102 has 16 divisors (see below), whose sum is σ = 41192255114640. Its totient is φ = 13509535341568.

The previous prime is 27240123664067. The next prime is 27240123664133. The reversal of 27240123664102 is 20146632104272.

It is a congruent number.

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, 40511452 + ... + 41178367.

It is an arithmetic number, because the mean of its divisors is an integer number (2574515944665).

Almost surely, 2^{27240123664102} is an apocalyptic number.

27240123664102 is a deficient number, since it is larger than the sum of its proper divisors (13952131450538).

27240123664102 is a wasteful number, since it uses less digits than its factorization.

27240123664102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81691175.

The product of its (nonzero) digits is 193536, while the sum is 40.

Adding to 27240123664102 its reverse (20146632104272), we get a palindrome (47386755768374).

The spelling of 27240123664102 in words is "twenty-seven trillion, two hundred forty billion, one hundred twenty-three million, six hundred sixty-four thousand, one hundred two".