428698097800449 has 32 divisors (see below), whose sum is σ = 605549814159360. Its totient is φ = 269017392067200.

The previous prime is 428698097800333. The next prime is 428698097800477. The reversal of 428698097800449 is 944008790896824.

It is not a de Polignac number, because 428698097800449 - 2⁷ = 428698097800321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (428698097800499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11840844 + ... + 31584834.

It is an arithmetic number, because the mean of its divisors is an integer number (18923431692480).

Almost surely, 2^{428698097800449} is an apocalyptic number.

It is an amenable number.

428698097800449 is a deficient number, since it is larger than the sum of its proper divisors (176851716358911).

428698097800449 is a wasteful number, since it uses less digits than its factorization.

428698097800449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19746461.

The product of its (nonzero) digits is 2006581248, while the sum is 78.

The spelling of 428698097800449 in words is "four hundred twenty-eight trillion, six hundred ninety-eight billion, ninety-seven million, eight hundred thousand, four hundred forty-nine".