65790479 has 2 divisors, whose sum is σ = 65790480. Its totient is φ = 65790478.

The previous prime is 65790467. The next prime is 65790499. The reversal of 65790479 is 97409756.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65790479 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65790499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32895239 + 32895240.

It is an arithmetic number, because the mean of its divisors is an integer number (32895240).

Almost surely, 2^65790479 is an apocalyptic number.

65790479 is a deficient number, since it is larger than the sum of its proper divisors (1).

65790479 is an equidigital number, since it uses as much as digits as its factorization.

65790479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 476280, while the sum is 47.

The square root of 65790479 is about 8111.1330281287. The cubic root of 65790479 is about 403.6959100285.

The spelling of 65790479 in words is "sixty-five million, seven hundred ninety thousand, four hundred seventy-nine".