10256443421334 has 32 divisors (see below), whose sum is σ = 22483750193280. Its totient is φ = 3093283233600.

The previous prime is 10256443421317. The next prime is 10256443421401. The reversal of 10256443421334 is 43312434465201.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 368234079 + ... + 368261930.

It is an arithmetic number, because the mean of its divisors is an integer number (702617193540).

Almost surely, 2^{10256443421334} is an apocalyptic number.

10256443421334 is an abundant number, since it is smaller than the sum of its proper divisors (12227306771946).

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

10256443421334 is a wasteful number, since it uses less digits than its factorization.

10256443421334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736496236.

The product of its (nonzero) digits is 829440, while the sum is 42.

Adding to 10256443421334 its reverse (43312434465201), we get a palindrome (53568877886535).

The spelling of 10256443421334 in words is "ten trillion, two hundred fifty-six billion, four hundred forty-three million, four hundred twenty-one thousand, three hundred thirty-four".