172685266483 has 2 divisors, whose sum is σ = 172685266484. Its totient is φ = 172685266482.

The previous prime is 172685266459. The next prime is 172685266489. The reversal of 172685266483 is 384662586271.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 172685266483 - 2²⁹ = 172148395571 is a prime.

It is not a weakly prime, because it can be changed into another prime (172685266489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86342633241 + 86342633242.

It is an arithmetic number, because the mean of its divisors is an integer number (86342633242).

Almost surely, 2^172685266483 is an apocalyptic number.

172685266483 is a deficient number, since it is larger than the sum of its proper divisors (1).

172685266483 is an equidigital number, since it uses as much as digits as its factorization.

172685266483 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23224320, while the sum is 58.

The spelling of 172685266483 in words is "one hundred seventy-two billion, six hundred eighty-five million, two hundred sixty-six thousand, four hundred eighty-three".