28268042702 has 4 divisors (see below), whose sum is σ = 42402064056. Its totient is φ = 14134021350.

The previous prime is 28268042701. The next prime is 28268042713. The reversal of 28268042702 is 20724086282.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 28268042702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28268042701) 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 as a sum of consecutive naturals, namely, 7067010674 + ... + 7067010677.

It is an arithmetic number, because the mean of its divisors is an integer number (10600516014).

Almost surely, 2^28268042702 is an apocalyptic number.

28268042702 is a deficient number, since it is larger than the sum of its proper divisors (14134021354).

28268042702 is a wasteful number, since it uses less digits than its factorization.

28268042702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14134021353.

The product of its (nonzero) digits is 172032, while the sum is 41.

The spelling of 28268042702 in words is "twenty-eight billion, two hundred sixty-eight million, forty-two thousand, seven hundred two".