450243435142135 has 32 divisors (see below), whose sum is σ = 556728839073792. Its totient is φ = 349358515672320.

The previous prime is 450243435142121. The next prime is 450243435142147. The reversal of 450243435142135 is 531241534342054.

It is a happy number.

It is not a de Polignac number, because 450243435142135 - 2⁵ = 450243435142103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29254987 + ... + 41908723.

It is an arithmetic number, because the mean of its divisors is an integer number (17397776221056).

Almost surely, 2^{450243435142135} is an apocalyptic number.

450243435142135 is a deficient number, since it is larger than the sum of its proper divisors (106485403931657).

450243435142135 is a wasteful number, since it uses less digits than its factorization.

450243435142135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12654943.

The product of its (nonzero) digits is 3456000, while the sum is 46.

Adding to 450243435142135 its reverse (531241534342054), we get a palindrome (981484969484189).

The spelling of 450243435142135 in words is "four hundred fifty trillion, two hundred forty-three billion, four hundred thirty-five million, one hundred forty-two thousand, one hundred thirty-five".