433376382881669 has 2 divisors, whose sum is σ = 433376382881670. Its totient is φ = 433376382881668.

The previous prime is 433376382881573. The next prime is 433376382882101. The reversal of 433376382881669 is 966188283673334.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 428891466993025 + 4484915888644 = 20709695^2 + 2117762^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-433376382881669 is a prime.

It is a super-2 number, since 2×433376382881669² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 433376382881669.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (433376382881269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216688191440834 + 216688191440835.

It is an arithmetic number, because the mean of its divisors is an integer number (216688191440835).

Almost surely, 2^{433376382881669} is an apocalyptic number.

It is an amenable number.

433376382881669 is a deficient number, since it is larger than the sum of its proper divisors (1).

433376382881669 is an equidigital number, since it uses as much as digits as its factorization.

433376382881669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4514807808, while the sum is 77.

The spelling of 433376382881669 in words is "four hundred thirty-three trillion, three hundred seventy-six billion, three hundred eighty-two million, eight hundred eighty-one thousand, six hundred sixty-nine".