1413444335220 has 72 divisors (see below), whose sum is σ = 4288273746120. Its totient is φ = 376845880320.

The previous prime is 1413444335189. The next prime is 1413444335243. The reversal of 1413444335220 is 225334443141.

1413444335220 is a `hidden beast` number, since 14 + 134 + 443 + 3 + 52 + 20 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 684848933136 + 728595402084 = 827556^2 + 853578^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 183880 + ... + 1691360.

It is an arithmetic number, because the mean of its divisors is an integer number (59559357585).

Almost surely, 2^{1413444335220} is an apocalyptic number.

1413444335220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1413444335220 is an abundant number, since it is smaller than the sum of its proper divisors (2874829410900).

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

1413444335220 is a wasteful number, since it uses less digits than its factorization.

1413444335220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1512705 (or 1512700 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 1413444335220 its reverse (225334443141), we get a palindrome (1638778778361).

The spelling of 1413444335220 in words is "one trillion, four hundred thirteen billion, four hundred forty-four million, three hundred thirty-five thousand, two hundred twenty".