10256439785324 has 24 divisors (see below), whose sum is σ = 19408932365760. Its totient is φ = 4723867133696.

The previous prime is 10256439785321. The next prime is 10256439785359. The reversal of 10256439785324 is 42358793465201.

It is not an unprimeable number, because it can be changed into a prime (10256439785321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1604571239 + ... + 1604577630.

It is an arithmetic number, because the mean of its divisors is an integer number (808705515240).

It is a 1-persistent number, because it is pandigital, but 2⋅10256439785324 = 20512879570648 is not.

Almost surely, 2^{10256439785324} is an apocalyptic number.

It is an amenable number.

10256439785324 is a deficient number, since it is larger than the sum of its proper divisors (9152492580436).

10256439785324 is a wasteful number, since it uses less digits than its factorization.

10256439785324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3209148937 (or 3209148935 counting only the distinct ones).

The product of its (nonzero) digits is 43545600, while the sum is 59.

The spelling of 10256439785324 in words is "ten trillion, two hundred fifty-six billion, four hundred thirty-nine million, seven hundred eighty-five thousand, three hundred twenty-four".