28194950003 has 16 divisors (see below), whose sum is σ = 32383155840. Its totient is φ = 24278097600.

The previous prime is 28194949969. The next prime is 28194950009. The reversal of 28194950003 is 30005949182.

It is a cyclic number.

It is not a de Polignac number, because 28194950003 - 2¹² = 28194945907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28194950009) 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 15 ways as a sum of consecutive naturals, for example, 1520876 + ... + 1539302.

It is an arithmetic number, because the mean of its divisors is an integer number (2023947240).

Almost surely, 2^28194950003 is an apocalyptic number.

28194950003 is a deficient number, since it is larger than the sum of its proper divisors (4188205837).

28194950003 is a wasteful number, since it uses less digits than its factorization.

28194950003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25778.

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 28194950003 in words is "twenty-eight billion, one hundred ninety-four million, nine hundred fifty thousand, three".