28400209062 has 8 divisors (see below), whose sum is σ = 56800418136. Its totient is φ = 9466736352.

The previous prime is 28400209009. The next prime is 28400209063. The reversal of 28400209062 is 26090200482.

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

28400209062 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28400209063) 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 3 ways as a sum of consecutive naturals, for example, 2366684083 + ... + 2366684094.

It is an arithmetic number, because the mean of its divisors is an integer number (7100052267).

Almost surely, 2^28400209062 is an apocalyptic number.

28400209062 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

28400209062 is a wasteful number, since it uses less digits than its factorization.

28400209062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4733368182.

The product of its (nonzero) digits is 13824, while the sum is 33.

The spelling of 28400209062 in words is "twenty-eight billion, four hundred million, two hundred nine thousand, sixty-two".