34530601721 has 16 divisors (see below), whose sum is σ = 43534869120. Its totient is φ = 26604631680.

The previous prime is 34530601669. The next prime is 34530601727. The reversal of 34530601721 is 12710603543.

It is not a de Polignac number, because 34530601721 - 2¹⁰ = 34530600697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34530601727) 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, 2512526 + ... + 2526231.

It is an arithmetic number, because the mean of its divisors is an integer number (2720929320).

Almost surely, 2^34530601721 is an apocalyptic number.

It is an amenable number.

34530601721 is a deficient number, since it is larger than the sum of its proper divisors (9004267399).

34530601721 is a wasteful number, since it uses less digits than its factorization.

34530601721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5038864.

The product of its (nonzero) digits is 15120, while the sum is 32.

The spelling of 34530601721 in words is "thirty-four billion, five hundred thirty million, six hundred one thousand, seven hundred twenty-one".