8275209203505 has 32 divisors (see below), whose sum is σ = 13429239941376. Its totient is φ = 4350544349184.

The previous prime is 8275209203483. The next prime is 8275209203551. The reversal of 8275209203505 is 5053029025728.

It is not a de Polignac number, because 8275209203505 - 2⁶ = 8275209203441 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 166872 + ... + 4071641.

It is an arithmetic number, because the mean of its divisors is an integer number (419663748168).

Almost surely, 2^{8275209203505} is an apocalyptic number.

It is an amenable number.

8275209203505 is a deficient number, since it is larger than the sum of its proper divisors (5154030737871).

8275209203505 is a wasteful number, since it uses less digits than its factorization.

8275209203505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4240377.

The product of its (nonzero) digits is 1512000, while the sum is 48.

The spelling of 8275209203505 in words is "eight trillion, two hundred seventy-five billion, two hundred nine million, two hundred three thousand, five hundred five".