34535535221 has 16 divisors (see below), whose sum is σ = 37983499008. Its totient is φ = 31139942400.

The previous prime is 34535535217. The next prime is 34535535247. The reversal of 34535535221 is 12253553543.

It is a cyclic number.

It is not a de Polignac number, because 34535535221 - 2² = 34535535217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34535535721) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 691316 + ... + 739586.

It is an arithmetic number, because the mean of its divisors is an integer number (2373968688).

Almost surely, 2^34535535221 is an apocalyptic number.

It is an amenable number.

34535535221 is a deficient number, since it is larger than the sum of its proper divisors (3447963787).

34535535221 is a wasteful number, since it uses less digits than its factorization.

34535535221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48812.

The product of its digits is 270000, while the sum is 38.

The spelling of 34535535221 in words is "thirty-four billion, five hundred thirty-five million, five hundred thirty-five thousand, two hundred twenty-one".