496648979 has 2 divisors, whose sum is σ = 496648980. Its totient is φ = 496648978.

The previous prime is 496648969. The next prime is 496649029. The reversal of 496648979 is 979846694.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-496648979 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (496648909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 248324489 + 248324490.

It is an arithmetic number, because the mean of its divisors is an integer number (248324490).

Almost surely, 2^496648979 is an apocalyptic number.

496648979 is a deficient number, since it is larger than the sum of its proper divisors (1).

496648979 is an equidigital number, since it uses as much as digits as its factorization.

496648979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23514624, while the sum is 62.

The square root of 496648979 is about 22285.6226971561. The cubic root of 496648979 is about 791.9234118667.

The spelling of 496648979 in words is "four hundred ninety-six million, six hundred forty-eight thousand, nine hundred seventy-nine".