532618627985 has 4 divisors (see below), whose sum is σ = 639142353588. Its totient is φ = 426094902384.

The previous prime is 532618627967. The next prime is 532618627999. The reversal of 532618627985 is 589726816235.

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

It can be written as a sum of positive squares in 2 ways, for example, as 95121045889 + 437497582096 = 308417^2 + 661436^2 .

It is a cyclic number.

It is not a de Polignac number, because 532618627985 - 2⁶ = 532618627921 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53261862794 + ... + 53261862803.

It is an arithmetic number, because the mean of its divisors is an integer number (159785588397).

Almost surely, 2^532618627985 is an apocalyptic number.

It is an amenable number.

532618627985 is a deficient number, since it is larger than the sum of its proper divisors (106523725603).

532618627985 is a wasteful number, since it uses less digits than its factorization.

532618627985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106523725602.

The product of its digits is 43545600, while the sum is 62.

The spelling of 532618627985 in words is "five hundred thirty-two billion, six hundred eighteen million, six hundred twenty-seven thousand, nine hundred eighty-five".