1282424348420 has 24 divisors (see below), whose sum is σ = 2696161968024. Its totient is φ = 512384818176.

The previous prime is 1282424348393. The next prime is 1282424348431. The reversal of 1282424348420 is 248434242821.

It can be written as a sum of positive squares in 4 ways, for example, as 218320693504 + 1064103654916 = 467248^2 + 1031554^2 .

It is a super-2 number, since 2×1282424348420² (a number of 25 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 36539597 + ... + 36574676.

It is an arithmetic number, because the mean of its divisors is an integer number (112340082001).

Almost surely, 2^{1282424348420} is an apocalyptic number.

1282424348420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1282424348420 is an abundant number, since it is smaller than the sum of its proper divisors (1413737619604).

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

1282424348420 is a wasteful number, since it uses less digits than its factorization.

1282424348420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73115159 (or 73115157 counting only the distinct ones).

The product of its (nonzero) digits is 786432, while the sum is 44.

The spelling of 1282424348420 in words is "one trillion, two hundred eighty-two billion, four hundred twenty-four million, three hundred forty-eight thousand, four hundred twenty".