433505661011461 has 2 divisors, whose sum is σ = 433505661011462. Its totient is φ = 433505661011460.

The previous prime is 433505661011453. The next prime is 433505661011491. The reversal of 433505661011461 is 164110166505334.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 316890910044900 + 116614750966561 = 17801430^2 + 10798831^2 .

It is a cyclic number.

It is not a de Polignac number, because 433505661011461 - 2³ = 433505661011453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (433505661011491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216752830505730 + 216752830505731.

It is an arithmetic number, because the mean of its divisors is an integer number (216752830505731).

Almost surely, 2^{433505661011461} is an apocalyptic number.

It is an amenable number.

433505661011461 is a deficient number, since it is larger than the sum of its proper divisors (1).

433505661011461 is an equidigital number, since it uses as much as digits as its factorization.

433505661011461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 777600, while the sum is 46.

The spelling of 433505661011461 in words is "four hundred thirty-three trillion, five hundred five billion, six hundred sixty-one million, eleven thousand, four hundred sixty-one".