34155000321 has 16 divisors (see below), whose sum is σ = 49072767744. Its totient is φ = 21005737344.

The previous prime is 34155000259. The next prime is 34155000323. The reversal of 34155000321 is 12300055143.

It is not a de Polignac number, because 34155000321 - 2¹³ = 34154992129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34155000291 and 34155000300.

It is not an unprimeable number, because it can be changed into a prime (34155000323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199641 + ... + 328886.

It is an arithmetic number, because the mean of its divisors is an integer number (3067047984).

Almost surely, 2^34155000321 is an apocalyptic number.

It is an amenable number.

34155000321 is a deficient number, since it is larger than the sum of its proper divisors (14917767423).

34155000321 is a wasteful number, since it uses less digits than its factorization.

34155000321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530200.

The product of its (nonzero) digits is 1800, while the sum is 24.

Adding to 34155000321 its reverse (12300055143), we get a palindrome (46455055464).

The spelling of 34155000321 in words is "thirty-four billion, one hundred fifty-five million, three hundred twenty-one", and thus it is an aban number.