496778057 has 2 divisors, whose sum is σ = 496778058. Its totient is φ = 496778056.

The previous prime is 496778003. The next prime is 496778059. The reversal of 496778057 is 750877694.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 302203456 + 194574601 = 17384^2 + 13949^2 .

It is a cyclic number.

It is not a de Polignac number, because 496778057 - 2⁶ = 496777993 is a prime.

Together with 496778059, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (496778059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248389028 + 248389029.

It is an arithmetic number, because the mean of its divisors is an integer number (248389029).

Almost surely, 2^496778057 is an apocalyptic number.

It is an amenable number.

496778057 is a deficient number, since it is larger than the sum of its proper divisors (1).

496778057 is an equidigital number, since it uses as much as digits as its factorization.

496778057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2963520, while the sum is 53.

The square root of 496778057 is about 22288.5185016860. The cubic root of 496778057 is about 791.9920123204.

The spelling of 496778057 in words is "four hundred ninety-six million, seven hundred seventy-eight thousand, fifty-seven".