172682482331 has 2 divisors, whose sum is σ = 172682482332. Its totient is φ = 172682482330.

The previous prime is 172682482321. The next prime is 172682482333. The reversal of 172682482331 is 133284286271.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 172682482331 - 2¹⁸ = 172682220187 is a prime.

It is a super-2 number, since 2×172682482331² (a number of 23 digits) contains 22 as substring.

Together with 172682482333, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (172682482333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86341241165 + 86341241166.

It is an arithmetic number, because the mean of its divisors is an integer number (86341241166).

Almost surely, 2^172682482331 is an apocalyptic number.

172682482331 is a deficient number, since it is larger than the sum of its proper divisors (1).

172682482331 is an equidigital number, since it uses as much as digits as its factorization.

172682482331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 774144, while the sum is 47.

The spelling of 172682482331 in words is "one hundred seventy-two billion, six hundred eighty-two million, four hundred eighty-two thousand, three hundred thirty-one".