496999779 has 16 divisors (see below), whose sum is σ = 671404800. Its totient is φ = 326988576.

The previous prime is 496999751. The next prime is 496999793. The reversal of 496999779 is 977999694.

It is a de Polignac number, because none of the positive numbers 2^k-496999779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (496999729) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 83112 + ... + 88890.

It is an arithmetic number, because the mean of its divisors is an integer number (41962800).

Almost surely, 2^496999779 is an apocalyptic number.

496999779 is a deficient number, since it is larger than the sum of its proper divisors (174405021).

496999779 is a wasteful number, since it uses less digits than its factorization.

496999779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6154.

The product of its digits is 69441624, while the sum is 69.

The square root of 496999779 is about 22293.4918530050. The cubic root of 496999779 is about 792.1098220962.

The spelling of 496999779 in words is "four hundred ninety-six million, nine hundred ninety-nine thousand, seven hundred seventy-nine".