1344542287936 has 63 divisors (see below), whose sum is σ = 2685547915533. Its totient is φ = 667897344000.

The previous prime is 1344542287931. The next prime is 1344542287969. The reversal of 1344542287936 is 6397822454431.

The square root of 1344542287936 is 1159544.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 325766977600 + 1018775310336 = 570760^2 + 1009344^2 .

It is a super-2 number, since 2×1344542287936² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1344542287931) 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 in 8 ways as a sum of consecutive naturals, for example, 1790335561 + ... + 1790336311.

It is an arithmetic number, because the mean of its divisors is an integer number (42627744691).

Almost surely, 2^{1344542287936} is an apocalyptic number.

1344542287936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1344542287936 is the 1159544-th square number.

It is an amenable number.

1344542287936 is a deficient number, since it is larger than the sum of its proper divisors (1341005627597).

1344542287936 is an frugal number, since it uses more digits than its factorization.

1344542287936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1900 (or 946 counting only the distinct ones).

The product of its digits is 34836480, while the sum is 58.

The spelling of 1344542287936 in words is "one trillion, three hundred forty-four billion, five hundred forty-two million, two hundred eighty-seven thousand, nine hundred thirty-six".