172080750611 has 16 divisors (see below), whose sum is σ = 214601799168. Its totient is φ = 134051668800.

The previous prime is 172080750563. The next prime is 172080750619. The reversal of 172080750611 is 116057080271.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-172080750611 is a prime.

It is a super-2 number, since 2×172080750611² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (172080750619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29450 + ... + 587391.

It is an arithmetic number, because the mean of its divisors is an integer number (13412612448).

Almost surely, 2^172080750611 is an apocalyptic number.

172080750611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

172080750611 is a deficient number, since it is larger than the sum of its proper divisors (42521048557).

172080750611 is a wasteful number, since it uses less digits than its factorization.

172080750611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620482.

The product of its (nonzero) digits is 23520, while the sum is 38.

The spelling of 172080750611 in words is "one hundred seventy-two billion, eighty million, seven hundred fifty thousand, six hundred eleven".