2130434334440 has 16 divisors (see below), whose sum is σ = 4793477252580. Its totient is φ = 852173733760.

The previous prime is 2130434334389. The next prime is 2130434334451. The reversal of 2130434334440 is 444334340312.

It can be written as a sum of positive squares in 2 ways, for example, as 2001721291684 + 128713042756 = 1414822^2 + 358766^2 .

It is a super-2 number, since 2×2130434334440² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2130434334440.

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 3 ways as a sum of consecutive naturals, for example, 26630429141 + ... + 26630429220.

Almost surely, 2^{2130434334440} is an apocalyptic number.

2130434334440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2130434334440 is an abundant number, since it is smaller than the sum of its proper divisors (2663042918140).

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

2130434334440 is a wasteful number, since it uses less digits than its factorization.

2130434334440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53260858372 (or 53260858368 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 35.

Adding to 2130434334440 its reverse (444334340312), we get a palindrome (2574768674752).

The spelling of 2130434334440 in words is "two trillion, one hundred thirty billion, four hundred thirty-four million, three hundred thirty-four thousand, four hundred forty".