146633331641 has 2 divisors, whose sum is σ = 146633331642. Its totient is φ = 146633331640.

The previous prime is 146633331617. The next prime is 146633331653. The reversal of 146633331641 is 146133336641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141914191225 + 4719140416 = 376715^2 + 68696^2 .

It is an emirp because it is prime and its reverse (146133336641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 146633331641 - 2⁶ = 146633331577 is a prime.

It is not a weakly prime, because it can be changed into another prime (146633331671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73316665820 + 73316665821.

It is an arithmetic number, because the mean of its divisors is an integer number (73316665821).

Almost surely, 2^146633331641 is an apocalyptic number.

It is an amenable number.

146633331641 is a deficient number, since it is larger than the sum of its proper divisors (1).

146633331641 is an equidigital number, since it uses as much as digits as its factorization.

146633331641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 279936, while the sum is 41.

The spelling of 146633331641 in words is "one hundred forty-six billion, six hundred thirty-three million, three hundred thirty-one thousand, six hundred forty-one".