10825021439 has 16 divisors (see below), whose sum is σ = 11783815200. Its totient is φ = 9902582784.

The previous prime is 10825021421. The next prime is 10825021447. The reversal of 10825021439 is 93412052801.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10825021439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10825021399 and 10825021408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10825021939) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 632507 + ... + 649395.

It is an arithmetic number, because the mean of its divisors is an integer number (736488450).

Almost surely, 2^10825021439 is an apocalyptic number.

10825021439 is a deficient number, since it is larger than the sum of its proper divisors (958793761).

10825021439 is a wasteful number, since it uses less digits than its factorization.

10825021439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17962.

The product of its (nonzero) digits is 17280, while the sum is 35.

The spelling of 10825021439 in words is "ten billion, eight hundred twenty-five million, twenty-one thousand, four hundred thirty-nine".