499550511105977 has 2 divisors, whose sum is σ = 499550511105978. Its totient is φ = 499550511105976.

The previous prime is 499550511105973. The next prime is 499550511106033. The reversal of 499550511105977 is 779501115055994.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 291033329970601 + 208517181135376 = 17059699^2 + 14440124^2 .

It is a cyclic number.

It is not a de Polignac number, because 499550511105977 - 2² = 499550511105973 is a prime.

It is not a weakly prime, because it can be changed into another prime (499550511105973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249775255552988 + 249775255552989.

It is an arithmetic number, because the mean of its divisors is an integer number (249775255552989).

Almost surely, 2^{499550511105977} is an apocalyptic number.

It is an amenable number.

499550511105977 is a deficient number, since it is larger than the sum of its proper divisors (1).

499550511105977 is an equidigital number, since it uses as much as digits as its factorization.

499550511105977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 89302500, while the sum is 68.

The spelling of 499550511105977 in words is "four hundred ninety-nine trillion, five hundred fifty billion, five hundred eleven million, one hundred five thousand, nine hundred seventy-seven".