499648507 has 2 divisors, whose sum is σ = 499648508. Its totient is φ = 499648506.

The previous prime is 499648489. The next prime is 499648531. The reversal of 499648507 is 705846994.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-499648507 is a prime.

It is not a weakly prime, because it can be changed into another prime (499648537) 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 as a sum of consecutive naturals, namely, 249824253 + 249824254.

It is an arithmetic number, because the mean of its divisors is an integer number (249824254).

Almost surely, 2^499648507 is an apocalyptic number.

499648507 is a deficient number, since it is larger than the sum of its proper divisors (1).

499648507 is an equidigital number, since it uses as much as digits as its factorization.

499648507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The square root of 499648507 is about 22352.8187707949. The cubic root of 499648507 is about 793.5144955990.

The spelling of 499648507 in words is "four hundred ninety-nine million, six hundred forty-eight thousand, five hundred seven".