535421686695 has 128 divisors (see below), whose sum is σ = 1059092029440. Its totient is φ = 225430732800.

The previous prime is 535421686693. The next prime is 535421686699. The reversal of 535421686695 is 596686124535.

It is not a de Polignac number, because 535421686695 - 2¹ = 535421686693 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (535421686693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 15917895 + ... + 15951495.

It is an arithmetic number, because the mean of its divisors is an integer number (8274156480).

Almost surely, 2^535421686695 is an apocalyptic number.

535421686695 is a deficient number, since it is larger than the sum of its proper divisors (523670342745).

535421686695 is a wasteful number, since it uses less digits than its factorization.

535421686695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33825.

The product of its digits is 46656000, while the sum is 60.

The spelling of 535421686695 in words is "five hundred thirty-five billion, four hundred twenty-one million, six hundred eighty-six thousand, six hundred ninety-five".