146489666443 has 2 divisors, whose sum is σ = 146489666444. Its totient is φ = 146489666442.

The previous prime is 146489666399. The next prime is 146489666471. The reversal of 146489666443 is 344666984641.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 146489666443 - 2¹³ = 146489658251 is a prime.

It is a super-3 number, since 3×146489666443³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (146489696443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73244833221 + 73244833222.

It is an arithmetic number, because the mean of its divisors is an integer number (73244833222).

Almost surely, 2^146489666443 is an apocalyptic number.

146489666443 is a deficient number, since it is larger than the sum of its proper divisors (1).

146489666443 is an equidigital number, since it uses as much as digits as its factorization.

146489666443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 71663616, while the sum is 61.

The spelling of 146489666443 in words is "one hundred forty-six billion, four hundred eighty-nine million, six hundred sixty-six thousand, four hundred forty-three".