28449486435 has 16 divisors (see below), whose sum is σ = 45583397280. Its totient is φ = 15151653120.

The previous prime is 28449486421. The next prime is 28449486437. The reversal of 28449486435 is 53468494482.

It is not a de Polignac number, because 28449486435 - 2⁶ = 28449486371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28449486437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1326906 + ... + 1348175.

It is an arithmetic number, because the mean of its divisors is an integer number (2848962330).

Almost surely, 2^28449486435 is an apocalyptic number.

28449486435 is a deficient number, since it is larger than the sum of its proper divisors (17133910845).

28449486435 is a wasteful number, since it uses less digits than its factorization.

28449486435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2675798.

The product of its digits is 26542080, while the sum is 57.

The spelling of 28449486435 in words is "twenty-eight billion, four hundred forty-nine million, four hundred eighty-six thousand, four hundred thirty-five".