17120272672 has 12 divisors (see below), whose sum is σ = 33705536886. Its totient is φ = 8560136320.

The previous prime is 17120272669. The next prime is 17120272759. The reversal of 17120272672 is 27627202171.

It can be written as a sum of positive squares in only one way, i.e., 15098511376 + 2021761296 = 122876^2 + 44964^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267504229 + ... + 267504292.

Almost surely, 2^17120272672 is an apocalyptic number.

It is an amenable number.

17120272672 is a deficient number, since it is larger than the sum of its proper divisors (16585264214).

17120272672 is an equidigital number, since it uses as much as digits as its factorization.

17120272672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535008531 (or 535008523 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 37.

The spelling of 17120272672 in words is "seventeen billion, one hundred twenty million, two hundred seventy-two thousand, six hundred seventy-two".