172080616303 has 8 divisors (see below), whose sum is σ = 173178362160. Its totient is φ = 170985850560.

The previous prime is 172080616291. The next prime is 172080616327. The reversal of 172080616303 is 303616080271.

172080616303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 172080616303 - 2¹⁷ = 172080485231 is a prime.

It is a super-2 number, since 2×172080616303² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172080616343) 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 7 ways as a sum of consecutive naturals, for example, 629118 + ... + 860203.

It is an arithmetic number, because the mean of its divisors is an integer number (21647295270).

Almost surely, 2^172080616303 is an apocalyptic number.

172080616303 is a deficient number, since it is larger than the sum of its proper divisors (1097745857).

172080616303 is a wasteful number, since it uses less digits than its factorization.

172080616303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1490057.

The product of its (nonzero) digits is 36288, while the sum is 37.

Adding to 172080616303 its reverse (303616080271), we get a palindrome (475696696574).

The spelling of 172080616303 in words is "one hundred seventy-two billion, eighty million, six hundred sixteen thousand, three hundred three".