499964954779 has 2 divisors, whose sum is σ = 499964954780. Its totient is φ = 499964954778.

The previous prime is 499964954707. The next prime is 499964954807. The reversal of 499964954779 is 977459469994.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 499964954779 - 2¹⁷ = 499964823707 is a prime.

It is not a weakly prime, because it can be changed into another prime (499964952779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249982477389 + 249982477390.

It is an arithmetic number, because the mean of its divisors is an integer number (249982477390).

Almost surely, 2^499964954779 is an apocalyptic number.

499964954779 is a deficient number, since it is larger than the sum of its proper divisors (1).

499964954779 is an equidigital number, since it uses as much as digits as its factorization.

499964954779 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5555329920, while the sum is 82.

The spelling of 499964954779 in words is "four hundred ninety-nine billion, nine hundred sixty-four million, nine hundred fifty-four thousand, seven hundred seventy-nine".