499896863 has 4 divisors (see below), whose sum is σ = 500263920. Its totient is φ = 499529808.

The previous prime is 499896853. The next prime is 499896869. The reversal of 499896863 is 368698994.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 368698994 = 2 ⋅184349497.

It is a cyclic number.

It is not a de Polignac number, because 499896863 - 2⁴ = 499896847 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 499896796 and 499896805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499896869) 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, 181478 + ... + 184211.

It is an arithmetic number, because the mean of its divisors is an integer number (125065980).

Almost surely, 2^499896863 is an apocalyptic number.

499896863 is a deficient number, since it is larger than the sum of its proper divisors (367057).

499896863 is a wasteful number, since it uses less digits than its factorization.

499896863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367056.

The product of its digits is 20155392, while the sum is 62.

The square root of 499896863 is about 22358.3734426277. The cubic root of 499896863 is about 793.6459489706.

The spelling of 499896863 in words is "four hundred ninety-nine million, eight hundred ninety-six thousand, eight hundred sixty-three".