1672170082273 has 4 divisors (see below), whose sum is σ = 1712954718468. Its totient is φ = 1631385446080.

The previous prime is 1672170082201. The next prime is 1672170082313. The reversal of 1672170082273 is 3722800712761.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 171368677089 + 1500801405184 = 413967^2 + 1225072^2 .

It is a cyclic number.

It is not a de Polignac number, because 1672170082273 - 2⁹ = 1672170081761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1672170082673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20392318036 + ... + 20392318117.

It is an arithmetic number, because the mean of its divisors is an integer number (428238679617).

Almost surely, 2^{1672170082273} is an apocalyptic number.

It is an amenable number.

1672170082273 is a deficient number, since it is larger than the sum of its proper divisors (40784636195).

1672170082273 is an equidigital number, since it uses as much as digits as its factorization.

1672170082273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40784636194.

The product of its (nonzero) digits is 395136, while the sum is 46.

The spelling of 1672170082273 in words is "one trillion, six hundred seventy-two billion, one hundred seventy million, eighty-two thousand, two hundred seventy-three".