17204242755 has 24 divisors (see below), whose sum is σ = 32020959312. Its totient is φ = 7864796352.

The previous prime is 17204242747. The next prime is 17204242771. The reversal of 17204242755 is 55724240271.

It is a happy number.

It is not a de Polignac number, because 17204242755 - 2³ = 17204242747 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11702832 + ... + 11704301.

It is an arithmetic number, because the mean of its divisors is an integer number (1334206638).

Almost surely, 2^17204242755 is an apocalyptic number.

17204242755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

17204242755 is a deficient number, since it is larger than the sum of its proper divisors (14816716557).

17204242755 is a wasteful number, since it uses less digits than its factorization.

17204242755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23407155 (or 23407148 counting only the distinct ones).

The product of its (nonzero) digits is 156800, while the sum is 39.

The spelling of 17204242755 in words is "seventeen billion, two hundred four million, two hundred forty-two thousand, seven hundred fifty-five".