215540104514 has 16 divisors (see below), whose sum is σ = 369512949696. Its totient is φ = 92370423600.

The previous prime is 215540104511. The next prime is 215540104519. The reversal of 215540104514 is 415401045512.

It is a happy number.

215540104514 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (215540104511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30704 + ... + 657284.

It is an arithmetic number, because the mean of its divisors is an integer number (23094559356).

Almost surely, 2^215540104514 is an apocalyptic number.

215540104514 is a deficient number, since it is larger than the sum of its proper divisors (153972845182).

215540104514 is a wasteful number, since it uses less digits than its factorization.

215540104514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651161.

The product of its (nonzero) digits is 16000, while the sum is 32.

The spelling of 215540104514 in words is "two hundred fifteen billion, five hundred forty million, one hundred four thousand, five hundred fourteen".