146452401449 has 2 divisors, whose sum is σ = 146452401450. Its totient is φ = 146452401448.

The previous prime is 146452401439. The next prime is 146452401497. The reversal of 146452401449 is 944104254641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82325955625 + 64126445824 = 286925^2 + 253232^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146452401449 is a prime.

It is not a weakly prime, because it can be changed into another prime (146452401419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73226200724 + 73226200725.

It is an arithmetic number, because the mean of its divisors is an integer number (73226200725).

Almost surely, 2^146452401449 is an apocalyptic number.

It is an amenable number.

146452401449 is a deficient number, since it is larger than the sum of its proper divisors (1).

146452401449 is an equidigital number, since it uses as much as digits as its factorization.

146452401449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 552960, while the sum is 44.

The spelling of 146452401449 in words is "one hundred forty-six billion, four hundred fifty-two million, four hundred one thousand, four hundred forty-nine".