334640245663 has 4 divisors (see below), whose sum is σ = 334646947408. Its totient is φ = 334633543920.

The previous prime is 334640245649. The next prime is 334640245679. The reversal of 334640245663 is 366542046433.

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 334640245663 - 2³⁷ = 197201292191 is a prime.

It is a super-2 number, since 2×334640245663² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334640245613) 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, 3275406 + ... + 3376027.

It is an arithmetic number, because the mean of its divisors is an integer number (83661736852).

Almost surely, 2^334640245663 is an apocalyptic number.

334640245663 is a deficient number, since it is larger than the sum of its proper divisors (6701745).

334640245663 is an equidigital number, since it uses as much as digits as its factorization.

334640245663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6701744.

The product of its (nonzero) digits is 3732480, while the sum is 46.

The spelling of 334640245663 in words is "three hundred thirty-four billion, six hundred forty million, two hundred forty-five thousand, six hundred sixty-three".