28135560214 has 8 divisors (see below), whose sum is σ = 42204663648. Its totient is φ = 14067339000.

The previous prime is 28135560169. The next prime is 28135560217. The reversal of 28135560214 is 41206553182.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28135560217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134037 + ... + 272464.

It is an arithmetic number, because the mean of its divisors is an integer number (5275582956).

Almost surely, 2^28135560214 is an apocalyptic number.

28135560214 is a deficient number, since it is larger than the sum of its proper divisors (14069103434).

28135560214 is a wasteful number, since it uses less digits than its factorization.

28135560214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441110.

The product of its (nonzero) digits is 57600, while the sum is 37.

The spelling of 28135560214 in words is "twenty-eight billion, one hundred thirty-five million, five hundred sixty thousand, two hundred fourteen".