499678963 has 8 divisors (see below), whose sum is σ = 584342528. Its totient is φ = 418335624.

The previous prime is 499678957. The next prime is 499679021. The reversal of 499678963 is 369876994.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 499678963 - 2²¹ = 497581811 is a prime.

It is the 22354-th Hogben number.

It is not an unprimeable number, because it can be changed into a prime (499678763) by changing a digit.

It is a nontrivial repunit in base 22353.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 829731 + ... + 830332.

It is an arithmetic number, because the mean of its divisors is an integer number (73042816).

Almost surely, 2^499678963 is an apocalyptic number.

499678963 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

499678963 is a deficient number, since it is larger than the sum of its proper divisors (84663565).

499678963 is a wasteful number, since it uses less digits than its factorization.

499678963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1660113.

The product of its digits is 17635968, while the sum is 61.

The square root of 499678963 is about 22353.5000167759. The cubic root of 499678963 is about 793.5306181239.

The spelling of 499678963 in words is "four hundred ninety-nine million, six hundred seventy-eight thousand, nine hundred sixty-three".