14040121552015 has 32 divisors (see below), whose sum is σ = 18187519182336. Its totient is φ = 10343327998080.

The previous prime is 14040121551961. The next prime is 14040121552019. The reversal of 14040121552015 is 51025512104041.

It is not a de Polignac number, because 14040121552015 - 2¹⁹ = 14040121027727 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 (14040121552019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82666212 + ... + 82835878.

It is an arithmetic number, because the mean of its divisors is an integer number (568359974448).

Almost surely, 2^{14040121552015} is an apocalyptic number.

14040121552015 is a deficient number, since it is larger than the sum of its proper divisors (4147397630321).

14040121552015 is a wasteful number, since it uses less digits than its factorization.

14040121552015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172719.

The product of its (nonzero) digits is 8000, while the sum is 31.

Adding to 14040121552015 its reverse (51025512104041), we get a palindrome (65065633656056).

The spelling of 14040121552015 in words is "fourteen trillion, forty billion, one hundred twenty-one million, five hundred fifty-two thousand, fifteen".