7828025539 has 2 divisors, whose sum is σ = 7828025540. Its totient is φ = 7828025538.

The previous prime is 7828025533. The next prime is 7828025561. The reversal of 7828025539 is 9355208287.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7828025539 - 2¹⁷ = 7827894467 is a prime.

It is a super-2 number, since 2×7828025539² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7828025492 and 7828025501.

It is not a weakly prime, because it can be changed into another prime (7828025533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3914012769 + 3914012770.

It is an arithmetic number, because the mean of its divisors is an integer number (3914012770).

Almost surely, 2^7828025539 is an apocalyptic number.

7828025539 is a deficient number, since it is larger than the sum of its proper divisors (1).

7828025539 is an equidigital number, since it uses as much as digits as its factorization.

7828025539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1209600, while the sum is 49.

The square root of 7828025539 is about 88476.1297695599. The cubic root of 7828025539 is about 1985.5648589259.

The spelling of 7828025539 in words is "seven billion, eight hundred twenty-eight million, twenty-five thousand, five hundred thirty-nine".