34344640641 has 4 divisors (see below), whose sum is σ = 45792854192. Its totient is φ = 22896427092.

The previous prime is 34344640619. The next prime is 34344640651. The reversal of 34344640641 is 14604644343.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 34344640641 - 2⁷ = 34344640513 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 34344640641.

It is not an unprimeable number, because it can be changed into a prime (34344640651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5724106771 + ... + 5724106776.

It is an arithmetic number, because the mean of its divisors is an integer number (11448213548).

Almost surely, 2^34344640641 is an apocalyptic number.

It is an amenable number.

34344640641 is a deficient number, since it is larger than the sum of its proper divisors (11448213551).

34344640641 is a wasteful number, since it uses less digits than its factorization.

34344640641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11448213550.

The product of its (nonzero) digits is 331776, while the sum is 39.

The spelling of 34344640641 in words is "thirty-four billion, three hundred forty-four million, six hundred forty thousand, six hundred forty-one".