17115379028 has 24 divisors (see below), whose sum is σ = 32932107264. Its totient is φ = 7718457600.

The previous prime is 17115379019. The next prime is 17115379033. The reversal of 17115379028 is 82097351171.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a self number, because there is not a number n which added to its sum of digits gives 17115379028.

It is a congruent number.

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, 1525853 + ... + 1537028.

It is an arithmetic number, because the mean of its divisors is an integer number (1372171136).

Almost surely, 2^17115379028 is an apocalyptic number.

It is an amenable number.

17115379028 is a deficient number, since it is larger than the sum of its proper divisors (15816728236).

17115379028 is a wasteful number, since it uses less digits than its factorization.

17115379028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3063023 (or 3063021 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 44.

The spelling of 17115379028 in words is "seventeen billion, one hundred fifteen million, three hundred seventy-nine thousand, twenty-eight".