34245533605637 has 4 divisors (see below), whose sum is σ = 34245677840556. Its totient is φ = 34245389370720.

The previous prime is 34245533605627. The next prime is 34245533605649. The reversal of 34245533605637 is 73650633554243.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3291343410436 + 30954190195201 = 1814206^2 + 5563649^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34245533605637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34245533605627) 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, 71760728 + ... + 72236369.

It is an arithmetic number, because the mean of its divisors is an integer number (8561419460139).

Almost surely, 2^{34245533605637} is an apocalyptic number.

It is an amenable number.

34245533605637 is a deficient number, since it is larger than the sum of its proper divisors (144234919).

34245533605637 is a wasteful number, since it uses less digits than its factorization.

34245533605637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144234918.

The product of its (nonzero) digits is 81648000, while the sum is 56.

The spelling of 34245533605637 in words is "thirty-four trillion, two hundred forty-five billion, five hundred thirty-three million, six hundred five thousand, six hundred thirty-seven".