34356315621 has 8 divisors (see below), whose sum is σ = 45848999680. Its totient is φ = 22883920992.

The previous prime is 34356315611. The next prime is 34356315703. The reversal of 34356315621 is 12651365343.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 34356315621 - 2¹⁹ = 34355791333 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34356315621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34356315601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5068405 + ... + 5075178.

It is an arithmetic number, because the mean of its divisors is an integer number (5731124960).

Almost surely, 2^34356315621 is an apocalyptic number.

It is an amenable number.

34356315621 is a deficient number, since it is larger than the sum of its proper divisors (11492684059).

34356315621 is a wasteful number, since it uses less digits than its factorization.

34356315621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10144715.

The product of its digits is 194400, while the sum is 39.

The spelling of 34356315621 in words is "thirty-four billion, three hundred fifty-six million, three hundred fifteen thousand, six hundred twenty-one".