1352544240000 has 160 divisors (see below), whose sum is σ = 4489433265240. Its totient is φ = 360678400000.

The previous prime is 1352544239957. The next prime is 1352544240013. The reversal of 1352544240000 is 424452531.

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 1352544240000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2577801 + ... + 3057800.

Almost surely, 2^{1352544240000} is an apocalyptic number.

1352544240000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1352544240000 is an abundant number, since it is smaller than the sum of its proper divisors (3136889025240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1352544240000 is an frugal number, since it uses more digits than its factorization.

1352544240000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5635638 (or 5635611 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 1352544240000 its reverse (424452531), we get a palindrome (1352968692531).

The spelling of 1352544240000 in words is "one trillion, three hundred fifty-two billion, five hundred forty-four million, two hundred forty thousand".