528431064723 has 12 divisors (see below), whose sum is σ = 763296433848. Its totient is φ = 352284091200.

The previous prime is 528431064713. The next prime is 528431064793. The reversal of 528431064723 is 327460134825.

528431064723 is a `hidden beast` number, since 528 + 43 + 1 + 0 + 64 + 7 + 23 = 666.

It is not a de Polignac number, because 528431064723 - 2⁶ = 528431064659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (528431064703) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1116523 + ... + 1517723.

It is an arithmetic number, because the mean of its divisors is an integer number (63608036154).

Almost surely, 2^528431064723 is an apocalyptic number.

528431064723 is a deficient number, since it is larger than the sum of its proper divisors (234865369125).

528431064723 is a wasteful number, since it uses less digits than its factorization.

528431064723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547554 (or 547551 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 528431064723 in words is "five hundred twenty-eight billion, four hundred thirty-one million, sixty-four thousand, seven hundred twenty-three".