1350440130256 has 160 divisors (see below), whose sum is σ = 3162300456960. Its totient is φ = 546151237632.

The previous prime is 1350440130209. The next prime is 1350440130283. The reversal of 1350440130256 is 6520310440531.

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 31 ways as a sum of consecutive naturals, for example, 407616856 + ... + 407620168.

It is an arithmetic number, because the mean of its divisors is an integer number (19764377856).

Almost surely, 2^{1350440130256} is an apocalyptic number.

1350440130256 is a gapful number since it is divisible by the number (16) 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 1350440130256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1581150228480).

1350440130256 is an abundant number, since it is smaller than the sum of its proper divisors (1811860326704).

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

1350440130256 is a wasteful number, since it uses less digits than its factorization.

1350440130256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5433 (or 5427 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 1350440130256 its reverse (6520310440531), we get a palindrome (7870750570787).

The spelling of 1350440130256 in words is "one trillion, three hundred fifty billion, four hundred forty million, one hundred thirty thousand, two hundred fifty-six".