34331535521 has 16 divisors (see below), whose sum is σ = 35057472000. Its totient is φ = 33614051328.

The previous prime is 34331535517. The next prime is 34331535571. The reversal of 34331535521 is 12553513343.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 34331535521 - 2² = 34331535517 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34331535571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4917185 + ... + 4924161.

It is an arithmetic number, because the mean of its divisors is an integer number (2191092000).

Almost surely, 2^34331535521 is an apocalyptic number.

It is an amenable number.

34331535521 is a deficient number, since it is larger than the sum of its proper divisors (725936479).

34331535521 is a wasteful number, since it uses less digits than its factorization.

34331535521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7568.

The product of its digits is 81000, while the sum is 35.

The spelling of 34331535521 in words is "thirty-four billion, three hundred thirty-one million, five hundred thirty-five thousand, five hundred twenty-one".