34036719449891 has 4 divisors (see below), whose sum is σ = 34038363200712. Its totient is φ = 34035075699072.

The previous prime is 34036719449881. The next prime is 34036719449893. The reversal of 34036719449891 is 19894491763043.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34036719449891 - 2³⁰ = 34035645708067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34036719449893) 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, 821844350 + ... + 821885763.

It is an arithmetic number, because the mean of its divisors is an integer number (8509590800178).

Almost surely, 2^{34036719449891} is an apocalyptic number.

34036719449891 is a deficient number, since it is larger than the sum of its proper divisors (1643750821).

34036719449891 is a wasteful number, since it uses less digits than its factorization.

34036719449891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643750820.

The product of its (nonzero) digits is 141087744, while the sum is 68.

The spelling of 34036719449891 in words is "thirty-four trillion, thirty-six billion, seven hundred nineteen million, four hundred forty-nine thousand, eight hundred ninety-one".