528052780007 has 4 divisors (see below), whose sum is σ = 529255634160. Its totient is φ = 526849925856.

The previous prime is 528052779997. The next prime is 528052780019. The reversal of 528052780007 is 700087250825.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 528052780007 - 2¹⁰ = 528052778983 is a prime.

It is a super-2 number, since 2×528052780007² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 528052780007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (528052780207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 601426418 + ... + 601427295.

It is an arithmetic number, because the mean of its divisors is an integer number (132313908540).

Almost surely, 2^528052780007 is an apocalyptic number.

528052780007 is a deficient number, since it is larger than the sum of its proper divisors (1202854153).

528052780007 is a wasteful number, since it uses less digits than its factorization.

528052780007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202854152.

The product of its (nonzero) digits is 313600, while the sum is 44.

The spelling of 528052780007 in words is "five hundred twenty-eight billion, fifty-two million, seven hundred eighty thousand, seven".