28137484222 has 8 divisors (see below), whose sum is σ = 42714735336. Its totient is φ = 13899239112.

The previous prime is 28137484163. The next prime is 28137484241. The reversal of 28137484222 is 22248473182.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84751293 + ... + 84751624.

It is an arithmetic number, because the mean of its divisors is an integer number (5339341917).

Almost surely, 2^28137484222 is an apocalyptic number.

28137484222 is a deficient number, since it is larger than the sum of its proper divisors (14577251114).

28137484222 is a wasteful number, since it uses less digits than its factorization.

28137484222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169503002.

The product of its digits is 344064, while the sum is 43.

The spelling of 28137484222 in words is "twenty-eight billion, one hundred thirty-seven million, four hundred eighty-four thousand, two hundred twenty-two".