499299546647 has 4 divisors (see below), whose sum is σ = 544690414536. Its totient is φ = 453908678760.

The previous prime is 499299546607. The next prime is 499299546649. The reversal of 499299546647 is 746645992994.

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 499299546647 - 2¹² = 499299542551 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 (499299546649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22695433928 + ... + 22695433949.

It is an arithmetic number, because the mean of its divisors is an integer number (136172603634).

Almost surely, 2^499299546647 is an apocalyptic number.

499299546647 is a deficient number, since it is larger than the sum of its proper divisors (45390867889).

499299546647 is a wasteful number, since it uses less digits than its factorization.

499299546647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45390867888.

The product of its digits is 1058158080, while the sum is 74.

The spelling of 499299546647 in words is "four hundred ninety-nine billion, two hundred ninety-nine million, five hundred forty-six thousand, six hundred forty-seven".