499893298343 has 4 divisors (see below), whose sum is σ = 526203471960. Its totient is φ = 473583124728.

The previous prime is 499893298327. The next prime is 499893298361. The reversal of 499893298343 is 343892398994.

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 499893298343 - 2⁴ = 499893298327 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 (499893298043) 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, 13155086780 + ... + 13155086817.

It is an arithmetic number, because the mean of its divisors is an integer number (131550867990).

Almost surely, 2^499893298343 is an apocalyptic number.

499893298343 is a deficient number, since it is larger than the sum of its proper divisors (26310173617).

499893298343 is a wasteful number, since it uses less digits than its factorization.

499893298343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26310173616.

The product of its digits is 362797056, while the sum is 71.

The spelling of 499893298343 in words is "four hundred ninety-nine billion, eight hundred ninety-three million, two hundred ninety-eight thousand, three hundred forty-three".