433404199961 has 2 divisors, whose sum is σ = 433404199962. Its totient is φ = 433404199960.

The previous prime is 433404199957. The next prime is 433404200003. The reversal of 433404199961 is 169991404334.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 433399705561 + 4494400 = 658331^2 + 2120^2 .

It is a cyclic number.

It is not a de Polignac number, because 433404199961 - 2² = 433404199957 is a prime.

It is not a weakly prime, because it can be changed into another prime (433404199931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216702099980 + 216702099981.

It is an arithmetic number, because the mean of its divisors is an integer number (216702099981).

Almost surely, 2^433404199961 is an apocalyptic number.

It is an amenable number.

433404199961 is a deficient number, since it is larger than the sum of its proper divisors (1).

433404199961 is an equidigital number, since it uses as much as digits as its factorization.

433404199961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2519424, while the sum is 53.

The spelling of 433404199961 in words is "four hundred thirty-three billion, four hundred four million, one hundred ninety-nine thousand, nine hundred sixty-one".