17130854378 has 16 divisors (see below), whose sum is σ = 28042416000. Its totient is φ = 7783944000.

The previous prime is 17130854341. The next prime is 17130854381. The reversal of 17130854378 is 87345803171.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77378 + ... + 200621.

It is an arithmetic number, because the mean of its divisors is an integer number (1752651000).

Almost surely, 2^17130854378 is an apocalyptic number.

17130854378 is a deficient number, since it is larger than the sum of its proper divisors (10911561622).

17130854378 is a wasteful number, since it uses less digits than its factorization.

17130854378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280813.

The product of its (nonzero) digits is 564480, while the sum is 47.

The spelling of 17130854378 in words is "seventeen billion, one hundred thirty million, eight hundred fifty-four thousand, three hundred seventy-eight".