31672845792233 has 2 divisors, whose sum is σ = 31672845792234. Its totient is φ = 31672845792232.

The previous prime is 31672845792199. The next prime is 31672845792241. The reversal of 31672845792233 is 33229754827613.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17071796030809 + 14601049761424 = 4131803^2 + 3821132^2 .

It is a cyclic number.

It is not a de Polignac number, because 31672845792233 - 2⁶ = 31672845792169 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (31672845392233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15836422896116 + 15836422896117.

It is an arithmetic number, because the mean of its divisors is an integer number (15836422896117).

Almost surely, 2^{31672845792233} is an apocalyptic number.

It is an amenable number.

31672845792233 is a deficient number, since it is larger than the sum of its proper divisors (1).

31672845792233 is an equidigital number, since it uses as much as digits as its factorization.

31672845792233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 91445760, while the sum is 62.

The spelling of 31672845792233 in words is "thirty-one trillion, six hundred seventy-two billion, eight hundred forty-five million, seven hundred ninety-two thousand, two hundred thirty-three".