334985663999 has 32 divisors (see below), whose sum is σ = 405707450880. Its totient is φ = 270186388992.

The previous prime is 334985663981. The next prime is 334985664007. The reversal of 334985663999 is 999366589433.

It is a cyclic number.

It is not a de Polignac number, because 334985663999 - 2²⁰ = 334984615423 is a prime.

It is a super-2 number, since 2×334985663999² (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 (334985663099) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46671299 + ... + 46678475.

It is an arithmetic number, because the mean of its divisors is an integer number (12678357840).

Almost surely, 2^334985663999 is an apocalyptic number.

334985663999 is a deficient number, since it is larger than the sum of its proper divisors (70721786881).

334985663999 is a wasteful number, since it uses less digits than its factorization.

334985663999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9519.

The product of its digits is 1020366720, while the sum is 74.

The spelling of 334985663999 in words is "three hundred thirty-four billion, nine hundred eighty-five million, six hundred sixty-three thousand, nine hundred ninety-nine".