1420014141440 has 120 divisors (see below), whose sum is σ = 3556105519680. Its totient is φ = 543309037568.

The previous prime is 1420014141409. The next prime is 1420014141473. The reversal of 1420014141440 is 441414100241.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1507331 + ... + 2260989.

It is an arithmetic number, because the mean of its divisors is an integer number (29634212664).

Almost surely, 2^{1420014141440} is an apocalyptic number.

1420014141440 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 1420014141440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1778052759840).

1420014141440 is an abundant number, since it is smaller than the sum of its proper divisors (2136091378240).

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

1420014141440 is an frugal number, since it uses more digits than its factorization.

1420014141440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753715 (or 753689 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 26.

Adding to 1420014141440 its reverse (441414100241), we get a palindrome (1861428241681).

The spelling of 1420014141440 in words is "one trillion, four hundred twenty billion, fourteen million, one hundred forty-one thousand, four hundred forty".