28213499127 has 8 divisors (see below), whose sum is σ = 41037816960. Its totient is φ = 17099090360.

The previous prime is 28213499113. The next prime is 28213499131. The reversal of 28213499127 is 72199431282.

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

It is not a de Polignac number, because 28213499127 - 2⁸ = 28213498871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28213499927) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 427477227 + ... + 427477292.

It is an arithmetic number, because the mean of its divisors is an integer number (5129727120).

Almost surely, 2^28213499127 is an apocalyptic number.

28213499127 is a deficient number, since it is larger than the sum of its proper divisors (12824317833).

28213499127 is a wasteful number, since it uses less digits than its factorization.

28213499127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854954533.

The product of its digits is 435456, while the sum is 48.

The spelling of 28213499127 in words is "twenty-eight billion, two hundred thirteen million, four hundred ninety-nine thousand, one hundred twenty-seven".