1362318489856 has 27 divisors (see below), whose sum is σ = 2719352700561. Its totient is φ = 681149907456.

The previous prime is 1362318489839. The next prime is 1362318489859. The reversal of 1362318489856 is 6589848132631.

The square root of 1362318489856 is 1167184.

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., 1358660659456 + 3657830400 = 1165616^2 + 60480^2 .

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1362318489859) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 18638470 + ... + 18711418.

Almost surely, 2^{1362318489856} is an apocalyptic number.

1362318489856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1362318489856 is the 1167184-th square number.

It is an amenable number.

1362318489856 is a deficient number, since it is larger than the sum of its proper divisors (1357034210705).

1362318489856 is an frugal number, since it uses more digits than its factorization.

1362318489856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145914 (or 72951 counting only the distinct ones).

The product of its digits is 59719680, while the sum is 64.

Multiplying 1362318489856 by its sum of digits (64), we get a square (87188383350784 = 9337472²).

1362318489856 divided by its sum of digits (64) gives a square (21286226404 = 145898²).

The spelling of 1362318489856 in words is "one trillion, three hundred sixty-two billion, three hundred eighteen million, four hundred eighty-nine thousand, eight hundred fifty-six".