535306804820385 has 32 divisors (see below), whose sum is σ = 922377424066560. Its totient is φ = 263534908639488.

The previous prime is 535306804820371. The next prime is 535306804820423. The reversal of 535306804820385 is 583028408603535.

It is not a de Polignac number, because 535306804820385 - 2⁷ = 535306804820257 is a prime.

It is a super-2 number, since 2×535306804820385² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68290432 + ... + 75724478.

It is an arithmetic number, because the mean of its divisors is an integer number (28824294502080).

Almost surely, 2^{535306804820385} is an apocalyptic number.

It is an amenable number.

535306804820385 is a deficient number, since it is larger than the sum of its proper divisors (387070619246175).

535306804820385 is a wasteful number, since it uses less digits than its factorization.

535306804820385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7803337.

The product of its (nonzero) digits is 82944000, while the sum is 60.

The spelling of 535306804820385 in words is "five hundred thirty-five trillion, three hundred six billion, eight hundred four million, eight hundred twenty thousand, three hundred eighty-five".