17204248278 has 48 divisors (see below), whose sum is σ = 42608417280. Its totient is φ = 4914643248.

The previous prime is 17204248273. The next prime is 17204248279. The reversal of 17204248278 is 87284240271.

It is a super-2 number, since 2×17204248278² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17204248273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1212501 + ... + 1226607.

It is an arithmetic number, because the mean of its divisors is an integer number (887675360).

Almost surely, 2^17204248278 is an apocalyptic number.

17204248278 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

17204248278 is an abundant number, since it is smaller than the sum of its proper divisors (25404169002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

17204248278 is a wasteful number, since it uses less digits than its factorization.

17204248278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23801 (or 23798 counting only the distinct ones).

The product of its (nonzero) digits is 401408, while the sum is 45.

The spelling of 17204248278 in words is "seventeen billion, two hundred four million, two hundred forty-eight thousand, two hundred seventy-eight".