1350555440000 has 160 divisors (see below), whose sum is σ = 3620751020040. Its totient is φ = 498666240000.

The previous prime is 1350555439979. The next prime is 1350555440011. The reversal of 1350555440000 is 445550531.

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 (32).

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 390695 + ... + 1689305.

Almost surely, 2^{1350555440000} is an apocalyptic number.

1350555440000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1350555440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1810375510020).

1350555440000 is an abundant number, since it is smaller than the sum of its proper divisors (2270195580040).

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

1350555440000 is an equidigital number, since it uses as much as digits as its factorization.

1350555440000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1298658 (or 1298631 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

The spelling of 1350555440000 in words is "one trillion, three hundred fifty billion, five hundred fifty-five million, four hundred forty thousand".