14121155155555 has 16 divisors (see below), whose sum is σ = 19377554284800. Its totient is φ = 9677378499552.

The previous prime is 14121155155553. The next prime is 14121155155579. The reversal of 14121155155555 is 55555155112141.

It is a cyclic number.

It is not a de Polignac number, because 14121155155555 - 2¹ = 14121155155553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14121155155553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118675549 + ... + 118794478.

It is an arithmetic number, because the mean of its divisors is an integer number (1211097142800).

Almost surely, 2^{14121155155555} is an apocalyptic number.

14121155155555 is a deficient number, since it is larger than the sum of its proper divisors (5256399129245).

14121155155555 is a wasteful number, since it uses less digits than its factorization.

14121155155555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237471738.

The product of its digits is 625000, while the sum is 46.

The spelling of 14121155155555 in words is "fourteen trillion, one hundred twenty-one billion, one hundred fifty-five million, one hundred fifty-five thousand, five hundred fifty-five".