34206255647 has 4 divisors (see below), whose sum is σ = 34339354176. Its totient is φ = 34073157120.

The previous prime is 34206255637. The next prime is 34206255697. The reversal of 34206255647 is 74655260243.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34206255647 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34206255598 and 34206255607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34206255637) 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, 66548879 + ... + 66549392.

It is an arithmetic number, because the mean of its divisors is an integer number (8584838544).

Almost surely, 2^34206255647 is an apocalyptic number.

34206255647 is a deficient number, since it is larger than the sum of its proper divisors (133098529).

34206255647 is a wasteful number, since it uses less digits than its factorization.

34206255647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133098528.

The product of its (nonzero) digits is 1209600, while the sum is 44.

The spelling of 34206255647 in words is "thirty-four billion, two hundred six million, two hundred fifty-five thousand, six hundred forty-seven".