498485777 has 2 divisors, whose sum is σ = 498485778. Its totient is φ = 498485776.

The previous prime is 498485753. The next prime is 498485789. The reversal of 498485777 is 777584894.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 494795536 + 3690241 = 22244^2 + 1921^2 .

It is a cyclic number.

It is not a de Polignac number, because 498485777 - 2²⁴ = 481708561 is a prime.

It is not a weakly prime, because it can be changed into another prime (498485077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249242888 + 249242889.

It is an arithmetic number, because the mean of its divisors is an integer number (249242889).

Almost surely, 2^498485777 is an apocalyptic number.

It is an amenable number.

498485777 is a deficient number, since it is larger than the sum of its proper divisors (1).

498485777 is an equidigital number, since it uses as much as digits as its factorization.

498485777 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15805440, while the sum is 59.

The square root of 498485777 is about 22326.7950454157. The cubic root of 498485777 is about 792.8984894025.

The spelling of 498485777 in words is "four hundred ninety-eight million, four hundred eighty-five thousand, seven hundred seventy-seven".