433378674631913 has 2 divisors, whose sum is σ = 433378674631914. Its totient is φ = 433378674631912.

The previous prime is 433378674631801. The next prime is 433378674631939. The reversal of 433378674631913 is 319136476873334.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 426330116904169 + 7048557727744 = 20647763^2 + 2654912^2 .

It is a cyclic number.

It is not a de Polignac number, because 433378674631913 - 2¹⁴ = 433378674615529 is a prime.

It is not a weakly prime, because it can be changed into another prime (433378673631913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216689337315956 + 216689337315957.

It is an arithmetic number, because the mean of its divisors is an integer number (216689337315957).

Almost surely, 2^{433378674631913} is an apocalyptic number.

It is an amenable number.

433378674631913 is a deficient number, since it is larger than the sum of its proper divisors (1).

433378674631913 is an equidigital number, since it uses as much as digits as its factorization.

433378674631913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 493807104, while the sum is 68.

The spelling of 433378674631913 in words is "four hundred thirty-three trillion, three hundred seventy-eight billion, six hundred seventy-four million, six hundred thirty-one thousand, nine hundred thirteen".