152728579825 has 6 divisors (see below), whose sum is σ = 189383439014. Its totient is φ = 122182863840.

The previous prime is 152728579813. The next prime is 152728579847. The reversal of 152728579825 is 528975827251.

It can be written as a sum of positive squares in 3 ways, for example, as 1469035584 + 151259544241 = 38328^2 + 388921^2 .

It is not a de Polignac number, because 152728579825 - 2⁹ = 152728579313 is a prime.

It is a super-2 number, since 2×152728579825² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3054571572 + ... + 3054571621.

Almost surely, 2^152728579825 is an apocalyptic number.

It is an amenable number.

152728579825 is a deficient number, since it is larger than the sum of its proper divisors (36654859189).

152728579825 is an equidigital number, since it uses as much as digits as its factorization.

152728579825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6109143203 (or 6109143198 counting only the distinct ones).

The product of its digits is 28224000, while the sum is 61.

The spelling of 152728579825 in words is "one hundred fifty-two billion, seven hundred twenty-eight million, five hundred seventy-nine thousand, eight hundred twenty-five".