2130434426056 has 8 divisors (see below), whose sum is σ = 3994564548870. Its totient is φ = 1065217213024.

The previous prime is 2130434426017. The next prime is 2130434426063. The reversal of 2130434426056 is 6506244340312.

It can be written as a sum of positive squares in only one way, i.e., 2114017129156 + 16417296900 = 1453966^2 + 128130^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 133152151621 + ... + 133152151636.

Almost surely, 2^{2130434426056} is an apocalyptic number.

It is an amenable number.

2130434426056 is a deficient number, since it is larger than the sum of its proper divisors (1864130122814).

2130434426056 is a wasteful number, since it uses less digits than its factorization.

2130434426056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266304303263 (or 266304303259 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 40.

Adding to 2130434426056 its reverse (6506244340312), we get a palindrome (8636678766368).

The spelling of 2130434426056 in words is "two trillion, one hundred thirty billion, four hundred thirty-four million, four hundred twenty-six thousand, fifty-six".