28336872126 has 16 divisors (see below), whose sum is σ = 56675447424. Its totient is φ = 9445340184.

The previous prime is 28336872121. The next prime is 28336872199. The reversal of 28336872126 is 62127863382.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28336872121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275271 + ... + 363933.

It is an arithmetic number, because the mean of its divisors is an integer number (3542215464).

Almost surely, 2^28336872126 is an apocalyptic number.

28336872126 is an abundant number, since it is smaller than the sum of its proper divisors (28338575298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28336872126 is a wasteful number, since it uses less digits than its factorization.

28336872126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141935.

The product of its digits is 1161216, while the sum is 48.

The spelling of 28336872126 in words is "twenty-eight billion, three hundred thirty-six million, eight hundred seventy-two thousand, one hundred twenty-six".