675577217605449 has 16 divisors (see below), whose sum is σ = 902723667372800. Its totient is φ = 449407808188416.

The previous prime is 675577217605441. The next prime is 675577217605573. The reversal of 675577217605449 is 944506712775576.

675577217605449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 675577217605449 - 2³ = 675577217605441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (675577217605441) 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, 148167687 + ... + 152659155.

It is an arithmetic number, because the mean of its divisors is an integer number (56420229210800).

Almost surely, 2^{675577217605449} is an apocalyptic number.

It is an amenable number.

675577217605449 is a deficient number, since it is larger than the sum of its proper divisors (227146449767351).

675577217605449 is a wasteful number, since it uses less digits than its factorization.

675577217605449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4600224.

The product of its (nonzero) digits is 3111696000, while the sum is 75.

The spelling of 675577217605449 in words is "six hundred seventy-five trillion, five hundred seventy-seven billion, two hundred seventeen million, six hundred five thousand, four hundred forty-nine".