1442646536413 has 2 divisors, whose sum is σ = 1442646536414. Its totient is φ = 1442646536412.

The previous prime is 1442646536389. The next prime is 1442646536483. The reversal of 1442646536413 is 3146356462441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1110625115044 + 332021421369 = 1053862^2 + 576213^2 .

It is a cyclic number.

It is not a de Polignac number, because 1442646536413 - 2¹³ = 1442646528221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1442646536483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 721323268206 + 721323268207.

It is an arithmetic number, because the mean of its divisors is an integer number (721323268207).

Almost surely, 2^{1442646536413} is an apocalyptic number.

It is an amenable number.

1442646536413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1442646536413 is an equidigital number, since it uses as much as digits as its factorization.

1442646536413 is an evil number, because the sum of its binary digits is even.

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

The spelling of 1442646536413 in words is "one trillion, four hundred forty-two billion, six hundred forty-six million, five hundred thirty-six thousand, four hundred thirteen".