1442534664361 has 4 divisors (see below), whose sum is σ = 1648611044992. Its totient is φ = 1236458283732.

The previous prime is 1442534664359. The next prime is 1442534664377. The reversal of 1442534664361 is 1634664352441.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1442534664361 - 2¹ = 1442534664359 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1442534604361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103038190305 + ... + 103038190318.

It is an arithmetic number, because the mean of its divisors is an integer number (412152761248).

Almost surely, 2^{1442534664361} is an apocalyptic number.

It is an amenable number.

1442534664361 is a deficient number, since it is larger than the sum of its proper divisors (206076380631).

1442534664361 is an equidigital number, since it uses as much as digits as its factorization.

1442534664361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206076380630.

The product of its digits is 4976640, while the sum is 49.

The spelling of 1442534664361 in words is "one trillion, four hundred forty-two billion, five hundred thirty-four million, six hundred sixty-four thousand, three hundred sixty-one".